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-rw-r--r--fs/gfs2/acl.c14
-rw-r--r--fs/gfs2/aops.c18
-rw-r--r--fs/gfs2/bmap.c26
-rw-r--r--fs/gfs2/dir.c64
-rw-r--r--fs/gfs2/dir.h2
-rw-r--r--fs/gfs2/export.c3
-rw-r--r--fs/gfs2/file.c34
-rw-r--r--fs/gfs2/incore.h20
-rw-r--r--fs/gfs2/inode.c72
-rw-r--r--fs/gfs2/log.c2
-rw-r--r--fs/gfs2/main.c3
-rw-r--r--fs/gfs2/meta_io.c4
-rw-r--r--fs/gfs2/ops_fstype.c2
-rw-r--r--fs/gfs2/quota.c87
-rw-r--r--fs/gfs2/rgrp.c293
-rw-r--r--fs/gfs2/rgrp.h16
-rw-r--r--fs/gfs2/super.c14
-rw-r--r--fs/gfs2/trans.h6
-rw-r--r--fs/gfs2/xattr.c48
19 files changed, 394 insertions, 334 deletions
diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c
index 65978d7885c..230eb0f005b 100644
--- a/fs/gfs2/acl.c
+++ b/fs/gfs2/acl.c
@@ -38,8 +38,9 @@ static const char *gfs2_acl_name(int type)
return NULL;
}
-static struct posix_acl *gfs2_acl_get(struct gfs2_inode *ip, int type)
+struct posix_acl *gfs2_get_acl(struct inode *inode, int type)
{
+ struct gfs2_inode *ip = GFS2_I(inode);
struct posix_acl *acl;
const char *name;
char *data;
@@ -67,11 +68,6 @@ static struct posix_acl *gfs2_acl_get(struct gfs2_inode *ip, int type)
return acl;
}
-struct posix_acl *gfs2_get_acl(struct inode *inode, int type)
-{
- return gfs2_acl_get(GFS2_I(inode), type);
-}
-
static int gfs2_set_mode(struct inode *inode, umode_t mode)
{
int error = 0;
@@ -125,7 +121,7 @@ int gfs2_acl_create(struct gfs2_inode *dip, struct inode *inode)
if (S_ISLNK(inode->i_mode))
return 0;
- acl = gfs2_acl_get(dip, ACL_TYPE_DEFAULT);
+ acl = gfs2_get_acl(&dip->i_inode, ACL_TYPE_DEFAULT);
if (IS_ERR(acl))
return PTR_ERR(acl);
if (!acl) {
@@ -166,7 +162,7 @@ int gfs2_acl_chmod(struct gfs2_inode *ip, struct iattr *attr)
unsigned int len;
int error;
- acl = gfs2_acl_get(ip, ACL_TYPE_ACCESS);
+ acl = gfs2_get_acl(&ip->i_inode, ACL_TYPE_ACCESS);
if (IS_ERR(acl))
return PTR_ERR(acl);
if (!acl)
@@ -216,7 +212,7 @@ static int gfs2_xattr_system_get(struct dentry *dentry, const char *name,
if (type < 0)
return type;
- acl = gfs2_acl_get(GFS2_I(inode), type);
+ acl = gfs2_get_acl(inode, type);
if (IS_ERR(acl))
return PTR_ERR(acl);
if (acl == NULL)
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 4858e1fed8b..501e5cba09b 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -615,7 +615,7 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping,
unsigned int data_blocks = 0, ind_blocks = 0, rblocks;
int alloc_required;
int error = 0;
- struct gfs2_alloc *al = NULL;
+ struct gfs2_qadata *qa = NULL;
pgoff_t index = pos >> PAGE_CACHE_SHIFT;
unsigned from = pos & (PAGE_CACHE_SIZE - 1);
struct page *page;
@@ -639,8 +639,8 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping,
gfs2_write_calc_reserv(ip, len, &data_blocks, &ind_blocks);
if (alloc_required) {
- al = gfs2_alloc_get(ip);
- if (!al) {
+ qa = gfs2_qadata_get(ip);
+ if (!qa) {
error = -ENOMEM;
goto out_unlock;
}
@@ -649,8 +649,7 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping,
if (error)
goto out_alloc_put;
- al->al_requested = data_blocks + ind_blocks;
- error = gfs2_inplace_reserve(ip);
+ error = gfs2_inplace_reserve(ip, data_blocks + ind_blocks);
if (error)
goto out_qunlock;
}
@@ -711,7 +710,7 @@ out_trans_fail:
out_qunlock:
gfs2_quota_unlock(ip);
out_alloc_put:
- gfs2_alloc_put(ip);
+ gfs2_qadata_put(ip);
}
out_unlock:
if (&ip->i_inode == sdp->sd_rindex) {
@@ -848,7 +847,7 @@ static int gfs2_write_end(struct file *file, struct address_space *mapping,
struct gfs2_sbd *sdp = GFS2_SB(inode);
struct gfs2_inode *m_ip = GFS2_I(sdp->sd_statfs_inode);
struct buffer_head *dibh;
- struct gfs2_alloc *al = ip->i_alloc;
+ struct gfs2_qadata *qa = ip->i_qadata;
unsigned int from = pos & (PAGE_CACHE_SIZE - 1);
unsigned int to = from + len;
int ret;
@@ -880,10 +879,11 @@ static int gfs2_write_end(struct file *file, struct address_space *mapping,
brelse(dibh);
failed:
gfs2_trans_end(sdp);
- if (al) {
+ if (ip->i_res)
gfs2_inplace_release(ip);
+ if (qa) {
gfs2_quota_unlock(ip);
- gfs2_alloc_put(ip);
+ gfs2_qadata_put(ip);
}
if (inode == sdp->sd_rindex) {
gfs2_glock_dq(&m_ip->i_gh);
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 41d494d7970..14a70401597 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -133,7 +133,7 @@ int gfs2_unstuff_dinode(struct gfs2_inode *ip, struct page *page)
and write it out to disk */
unsigned int n = 1;
- error = gfs2_alloc_block(ip, &block, &n);
+ error = gfs2_alloc_blocks(ip, &block, &n, 0, NULL);
if (error)
goto out_brelse;
if (isdir) {
@@ -503,7 +503,7 @@ static int gfs2_bmap_alloc(struct inode *inode, const sector_t lblock,
do {
int error;
n = blks - alloced;
- error = gfs2_alloc_block(ip, &bn, &n);
+ error = gfs2_alloc_blocks(ip, &bn, &n, 0, NULL);
if (error)
return error;
alloced += n;
@@ -743,9 +743,6 @@ static int do_strip(struct gfs2_inode *ip, struct buffer_head *dibh,
else if (ip->i_depth)
revokes = sdp->sd_inptrs;
- if (error)
- return error;
-
memset(&rlist, 0, sizeof(struct gfs2_rgrp_list));
bstart = 0;
blen = 0;
@@ -1044,7 +1041,7 @@ static int trunc_dealloc(struct gfs2_inode *ip, u64 size)
lblock = (size - 1) >> sdp->sd_sb.sb_bsize_shift;
find_metapath(sdp, lblock, &mp, ip->i_height);
- if (!gfs2_alloc_get(ip))
+ if (!gfs2_qadata_get(ip))
return -ENOMEM;
error = gfs2_quota_hold(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
@@ -1064,7 +1061,7 @@ static int trunc_dealloc(struct gfs2_inode *ip, u64 size)
gfs2_quota_unhold(ip);
out:
- gfs2_alloc_put(ip);
+ gfs2_qadata_put(ip);
return error;
}
@@ -1166,21 +1163,20 @@ static int do_grow(struct inode *inode, u64 size)
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_sbd *sdp = GFS2_SB(inode);
struct buffer_head *dibh;
- struct gfs2_alloc *al = NULL;
+ struct gfs2_qadata *qa = NULL;
int error;
if (gfs2_is_stuffed(ip) &&
(size > (sdp->sd_sb.sb_bsize - sizeof(struct gfs2_dinode)))) {
- al = gfs2_alloc_get(ip);
- if (al == NULL)
+ qa = gfs2_qadata_get(ip);
+ if (qa == NULL)
return -ENOMEM;
error = gfs2_quota_lock_check(ip);
if (error)
goto do_grow_alloc_put;
- al->al_requested = 1;
- error = gfs2_inplace_reserve(ip);
+ error = gfs2_inplace_reserve(ip, 1);
if (error)
goto do_grow_qunlock;
}
@@ -1189,7 +1185,7 @@ static int do_grow(struct inode *inode, u64 size)
if (error)
goto do_grow_release;
- if (al) {
+ if (qa) {
error = gfs2_unstuff_dinode(ip, NULL);
if (error)
goto do_end_trans;
@@ -1208,12 +1204,12 @@ static int do_grow(struct inode *inode, u64 size)
do_end_trans:
gfs2_trans_end(sdp);
do_grow_release:
- if (al) {
+ if (qa) {
gfs2_inplace_release(ip);
do_grow_qunlock:
gfs2_quota_unlock(ip);
do_grow_alloc_put:
- gfs2_alloc_put(ip);
+ gfs2_qadata_put(ip);
}
return error;
}
diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
index 8ccad2467cb..c35573abd37 100644
--- a/fs/gfs2/dir.c
+++ b/fs/gfs2/dir.c
@@ -76,6 +76,8 @@
#define IS_LEAF 1 /* Hashed (leaf) directory */
#define IS_DINODE 2 /* Linear (stuffed dinode block) directory */
+#define MAX_RA_BLOCKS 32 /* max read-ahead blocks */
+
#define gfs2_disk_hash2offset(h) (((u64)(h)) >> 1)
#define gfs2_dir_offset2hash(p) ((u32)(((u64)(p)) << 1))
@@ -821,7 +823,7 @@ static struct gfs2_leaf *new_leaf(struct inode *inode, struct buffer_head **pbh,
struct gfs2_dirent *dent;
struct qstr name = { .name = "", .len = 0, .hash = 0 };
- error = gfs2_alloc_block(ip, &bn, &n);
+ error = gfs2_alloc_blocks(ip, &bn, &n, 0, NULL);
if (error)
return NULL;
bh = gfs2_meta_new(ip->i_gl, bn);
@@ -1376,6 +1378,52 @@ out:
return error;
}
+/**
+ * gfs2_dir_readahead - Issue read-ahead requests for leaf blocks.
+ *
+ * Note: we can't calculate each index like dir_e_read can because we don't
+ * have the leaf, and therefore we don't have the depth, and therefore we
+ * don't have the length. So we have to just read enough ahead to make up
+ * for the loss of information.
+ */
+static void gfs2_dir_readahead(struct inode *inode, unsigned hsize, u32 index,
+ struct file_ra_state *f_ra)
+{
+ struct gfs2_inode *ip = GFS2_I(inode);
+ struct gfs2_glock *gl = ip->i_gl;
+ struct buffer_head *bh;
+ u64 blocknr = 0, last;
+ unsigned count;
+
+ /* First check if we've already read-ahead for the whole range. */
+ if (index + MAX_RA_BLOCKS < f_ra->start)
+ return;
+
+ f_ra->start = max((pgoff_t)index, f_ra->start);
+ for (count = 0; count < MAX_RA_BLOCKS; count++) {
+ if (f_ra->start >= hsize) /* if exceeded the hash table */
+ break;
+
+ last = blocknr;
+ blocknr = be64_to_cpu(ip->i_hash_cache[f_ra->start]);
+ f_ra->start++;
+ if (blocknr == last)
+ continue;
+
+ bh = gfs2_getbuf(gl, blocknr, 1);
+ if (trylock_buffer(bh)) {
+ if (buffer_uptodate(bh)) {
+ unlock_buffer(bh);
+ brelse(bh);
+ continue;
+ }
+ bh->b_end_io = end_buffer_read_sync;
+ submit_bh(READA | REQ_META, bh);
+ continue;
+ }
+ brelse(bh);
+ }
+}
/**
* dir_e_read - Reads the entries from a directory into a filldir buffer
@@ -1388,7 +1436,7 @@ out:
*/
static int dir_e_read(struct inode *inode, u64 *offset, void *opaque,
- filldir_t filldir)
+ filldir_t filldir, struct file_ra_state *f_ra)
{
struct gfs2_inode *dip = GFS2_I(inode);
u32 hsize, len = 0;
@@ -1402,10 +1450,14 @@ static int dir_e_read(struct inode *inode, u64 *offset, void *opaque,
hash = gfs2_dir_offset2hash(*offset);
index = hash >> (32 - dip->i_depth);
+ if (dip->i_hash_cache == NULL)
+ f_ra->start = 0;
lp = gfs2_dir_get_hash_table(dip);
if (IS_ERR(lp))
return PTR_ERR(lp);
+ gfs2_dir_readahead(inode, hsize, index, f_ra);
+
while (index < hsize) {
error = gfs2_dir_read_leaf(inode, offset, opaque, filldir,
&copied, &depth,
@@ -1423,7 +1475,7 @@ static int dir_e_read(struct inode *inode, u64 *offset, void *opaque,
}
int gfs2_dir_read(struct inode *inode, u64 *offset, void *opaque,
- filldir_t filldir)
+ filldir_t filldir, struct file_ra_state *f_ra)
{
struct gfs2_inode *dip = GFS2_I(inode);
struct gfs2_sbd *sdp = GFS2_SB(inode);
@@ -1437,7 +1489,7 @@ int gfs2_dir_read(struct inode *inode, u64 *offset, void *opaque,
return 0;
if (dip->i_diskflags & GFS2_DIF_EXHASH)
- return dir_e_read(inode, offset, opaque, filldir);
+ return dir_e_read(inode, offset, opaque, filldir, f_ra);
if (!gfs2_is_stuffed(dip)) {
gfs2_consist_inode(dip);
@@ -1798,7 +1850,7 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len,
if (!ht)
return -ENOMEM;
- if (!gfs2_alloc_get(dip)) {
+ if (!gfs2_qadata_get(dip)) {
error = -ENOMEM;
goto out;
}
@@ -1887,7 +1939,7 @@ out_rlist:
gfs2_rlist_free(&rlist);
gfs2_quota_unhold(dip);
out_put:
- gfs2_alloc_put(dip);
+ gfs2_qadata_put(dip);
out:
kfree(ht);
return error;
diff --git a/fs/gfs2/dir.h b/fs/gfs2/dir.h
index ff5772fbf02..98c960beab3 100644
--- a/fs/gfs2/dir.h
+++ b/fs/gfs2/dir.h
@@ -25,7 +25,7 @@ extern int gfs2_dir_add(struct inode *inode, const struct qstr *filename,
const struct gfs2_inode *ip);
extern int gfs2_dir_del(struct gfs2_inode *dip, const struct dentry *dentry);
extern int gfs2_dir_read(struct inode *inode, u64 *offset, void *opaque,
- filldir_t filldir);
+ filldir_t filldir, struct file_ra_state *f_ra);
extern int gfs2_dir_mvino(struct gfs2_inode *dip, const struct qstr *filename,
const struct gfs2_inode *nip, unsigned int new_type);
diff --git a/fs/gfs2/export.c b/fs/gfs2/export.c
index fe9945f2ff7..70ba891654f 100644
--- a/fs/gfs2/export.c
+++ b/fs/gfs2/export.c
@@ -99,6 +99,7 @@ static int gfs2_get_name(struct dentry *parent, char *name,
struct gfs2_holder gh;
u64 offset = 0;
int error;
+ struct file_ra_state f_ra = { .start = 0 };
if (!dir)
return -EINVAL;
@@ -118,7 +119,7 @@ static int gfs2_get_name(struct dentry *parent, char *name,
if (error)
return error;
- error = gfs2_dir_read(dir, &offset, &gnfd, get_name_filldir);
+ error = gfs2_dir_read(dir, &offset, &gnfd, get_name_filldir, &f_ra);
gfs2_glock_dq_uninit(&gh);
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index b8927d4f3bf..c5fb3597f69 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -105,7 +105,7 @@ static int gfs2_readdir(struct file *file, void *dirent, filldir_t filldir)
return error;
}
- error = gfs2_dir_read(dir, &offset, dirent, filldir);
+ error = gfs2_dir_read(dir, &offset, dirent, filldir, &file->f_ra);
gfs2_glock_dq_uninit(&d_gh);
@@ -365,7 +365,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
u64 pos = page->index << PAGE_CACHE_SHIFT;
unsigned int data_blocks, ind_blocks, rblocks;
struct gfs2_holder gh;
- struct gfs2_alloc *al;
+ struct gfs2_qadata *qa;
loff_t size;
int ret;
@@ -393,16 +393,15 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
}
ret = -ENOMEM;
- al = gfs2_alloc_get(ip);
- if (al == NULL)
+ qa = gfs2_qadata_get(ip);
+ if (qa == NULL)
goto out_unlock;
ret = gfs2_quota_lock_check(ip);
if (ret)
goto out_alloc_put;
gfs2_write_calc_reserv(ip, PAGE_CACHE_SIZE, &data_blocks, &ind_blocks);
- al->al_requested = data_blocks + ind_blocks;
- ret = gfs2_inplace_reserve(ip);
+ ret = gfs2_inplace_reserve(ip, data_blocks + ind_blocks);
if (ret)
goto out_quota_unlock;
@@ -448,7 +447,7 @@ out_trans_fail:
out_quota_unlock:
gfs2_quota_unlock(ip);
out_alloc_put:
- gfs2_alloc_put(ip);
+ gfs2_qadata_put(ip);
out_unlock:
gfs2_glock_dq(&gh);
out:
@@ -609,7 +608,7 @@ static int gfs2_fsync(struct file *file, loff_t start, loff_t end,
struct inode *inode = mapping->host;
int sync_state = inode->i_state & (I_DIRTY_SYNC|I_DIRTY_DATASYNC);
struct gfs2_inode *ip = GFS2_I(inode);
- int ret, ret1 = 0;
+ int ret = 0, ret1 = 0;
if (mapping->nrpages) {
ret1 = filemap_fdatawrite_range(mapping, start, end);
@@ -750,8 +749,10 @@ static long gfs2_fallocate(struct file *file, int mode, loff_t offset,
struct gfs2_inode *ip = GFS2_I(inode);
unsigned int data_blocks = 0, ind_blocks = 0, rblocks;
loff_t bytes, max_bytes;
- struct gfs2_alloc *al;
+ struct gfs2_qadata *qa;
int error;
+ const loff_t pos = offset;
+ const loff_t count = len;
loff_t bsize_mask = ~((loff_t)sdp->sd_sb.sb_bsize - 1);
loff_t next = (offset + len - 1) >> sdp->sd_sb.sb_bsize_shift;
loff_t max_chunk_size = UINT_MAX & bsize_mask;
@@ -782,8 +783,8 @@ static long gfs2_fallocate(struct file *file, int mode, loff_t offset,
while (len > 0) {
if (len < bytes)
bytes = len;
- al = gfs2_alloc_get(ip);
- if (!al) {
+ qa = gfs2_qadata_get(ip);
+ if (!qa) {
error = -ENOMEM;
goto out_unlock;
}
@@ -795,8 +796,7 @@ static long gfs2_fallocate(struct file *file, int mode, loff_t offset,
retry:
gfs2_write_calc_reserv(ip, bytes, &data_blocks, &ind_blocks);
- al->al_requested = data_blocks + ind_blocks;
- error = gfs2_inplace_reserve(ip);
+ error = gfs2_inplace_reserve(ip, data_blocks + ind_blocks);
if (error) {
if (error == -ENOSPC && bytes > sdp->sd_sb.sb_bsize) {
bytes >>= 1;
@@ -810,7 +810,6 @@ retry:
max_bytes = bytes;
calc_max_reserv(ip, (len > max_chunk_size)? max_chunk_size: len,
&max_bytes, &data_blocks, &ind_blocks);
- al->al_requested = data_blocks + ind_blocks;
rblocks = RES_DINODE + ind_blocks + RES_STATFS + RES_QUOTA +
RES_RG_HDR + gfs2_rg_blocks(ip);
@@ -832,8 +831,11 @@ retry:
offset += max_bytes;
gfs2_inplace_release(ip);
gfs2_quota_unlock(ip);
- gfs2_alloc_put(ip);
+ gfs2_qadata_put(ip);
}
+
+ if (error == 0)
+ error = generic_write_sync(file, pos, count);
goto out_unlock;
out_trans_fail:
@@ -841,7 +843,7 @@ out_trans_fail:
out_qunlock:
gfs2_quota_unlock(ip);
out_alloc_put:
- gfs2_alloc_put(ip);
+ gfs2_qadata_put(ip);
out_unlock:
gfs2_glock_dq(&ip->i_gh);
out_uninit:
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 7389dfdcc9e..e1d3bb59945 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -244,17 +244,16 @@ struct gfs2_glock {
#define GFS2_MIN_LVB_SIZE 32 /* Min size of LVB that gfs2 supports */
-struct gfs2_alloc {
+struct gfs2_qadata { /* quota allocation data */
/* Quota stuff */
- struct gfs2_quota_data *al_qd[2*MAXQUOTAS];
- struct gfs2_holder al_qd_ghs[2*MAXQUOTAS];
- unsigned int al_qd_num;
-
- u32 al_requested; /* Filled in by caller of gfs2_inplace_reserve() */
- u32 al_alloced; /* Filled in by gfs2_alloc_*() */
+ struct gfs2_quota_data *qa_qd[2*MAXQUOTAS];
+ struct gfs2_holder qa_qd_ghs[2*MAXQUOTAS];
+ unsigned int qa_qd_num;
+};
- /* Filled in by gfs2_inplace_reserve() */
- struct gfs2_holder al_rgd_gh;
+struct gfs2_blkreserv {
+ u32 rs_requested; /* Filled in by caller of gfs2_inplace_reserve() */
+ struct gfs2_holder rs_rgd_gh; /* Filled in by gfs2_inplace_reserve() */
};
enum {
@@ -275,7 +274,8 @@ struct gfs2_inode {
struct gfs2_glock *i_gl; /* Move into i_gh? */
struct gfs2_holder i_iopen_gh;
struct gfs2_holder i_gh; /* for prepare/commit_write only */
- struct gfs2_alloc *i_alloc;
+ struct gfs2_qadata *i_qadata; /* quota allocation data */
+ struct gfs2_blkreserv *i_res; /* resource group block reservation */
struct gfs2_rgrpd *i_rgd;
u64 i_goal; /* goal block for allocations */
struct rw_semaphore i_rw_mutex;
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index 4b0e59e0a24..017960cf1d7 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -389,12 +389,13 @@ static int alloc_dinode(struct gfs2_inode *dip, u64 *no_addr, u64 *generation)
{
struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
int error;
+ int dblocks = 1;
- if (gfs2_alloc_get(dip) == NULL)
- return -ENOMEM;
+ error = gfs2_rindex_update(sdp);
+ if (error)
+ fs_warn(sdp, "rindex update returns %d\n", error);
- dip->i_alloc->al_requested = RES_DINODE;
- error = gfs2_inplace_reserve(dip);
+ error = gfs2_inplace_reserve(dip, RES_DINODE);
if (error)
goto out;
@@ -402,14 +403,13 @@ static int alloc_dinode(struct gfs2_inode *dip, u64 *no_addr, u64 *generation)
if (error)
goto out_ipreserv;
- error = gfs2_alloc_di(dip, no_addr, generation);
+ error = gfs2_alloc_blocks(dip, no_addr, &dblocks, 1, generation);
gfs2_trans_end(sdp);
out_ipreserv:
gfs2_inplace_release(dip);
out:
- gfs2_alloc_put(dip);
return error;
}
@@ -525,7 +525,7 @@ static int make_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl,
int error;
munge_mode_uid_gid(dip, &mode, &uid, &gid);
- if (!gfs2_alloc_get(dip))
+ if (!gfs2_qadata_get(dip))
return -ENOMEM;
error = gfs2_quota_lock(dip, uid, gid);
@@ -547,7 +547,7 @@ static int make_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl,
out_quota:
gfs2_quota_unlock(dip);
out:
- gfs2_alloc_put(dip);
+ gfs2_qadata_put(dip);
return error;
}
@@ -555,13 +555,13 @@ static int link_dinode(struct gfs2_inode *dip, const struct qstr *name,
struct gfs2_inode *ip)
{
struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
- struct gfs2_alloc *al;
+ struct gfs2_qadata *qa;
int alloc_required;
struct buffer_head *dibh;
int error;
- al = gfs2_alloc_get(dip);
- if (!al)
+ qa = gfs2_qadata_get(dip);
+ if (!qa)
return -ENOMEM;
error = gfs2_quota_lock(dip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
@@ -576,9 +576,7 @@ static int link_dinode(struct gfs2_inode *dip, const struct qstr *name,
if (error)
goto fail_quota_locks;
- al->al_requested = sdp->sd_max_dirres;
-
- error = gfs2_inplace_reserve(dip);
+ error = gfs2_inplace_reserve(dip, sdp->sd_max_dirres);
if (error)
goto fail_quota_locks;
@@ -619,11 +617,11 @@ fail_quota_locks:
gfs2_quota_unlock(dip);
fail:
- gfs2_alloc_put(dip);
+ gfs2_qadata_put(dip);
return error;
}
-int gfs2_initxattrs(struct inode *inode, const struct xattr *xattr_array,
+static int gfs2_initxattrs(struct inode *inode, const struct xattr *xattr_array,
void *fs_info)
{
const struct xattr *xattr;
@@ -728,9 +726,12 @@ static int gfs2_create_inode(struct inode *dir, struct dentry *dentry,
brelse(bh);
gfs2_trans_end(sdp);
- gfs2_inplace_release(dip);
+ /* Check if we reserved space in the rgrp. Function link_dinode may
+ not, depending on whether alloc is required. */
+ if (dip->i_res)
+ gfs2_inplace_release(dip);
gfs2_quota_unlock(dip);
- gfs2_alloc_put(dip);
+ gfs2_qadata_put(dip);
mark_inode_dirty(inode);
gfs2_glock_dq_uninit_m(2, ghs);
d_instantiate(dentry, inode);
@@ -875,8 +876,9 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
error = 0;
if (alloc_required) {
- struct gfs2_alloc *al = gfs2_alloc_get(dip);
- if (!al) {
+ struct gfs2_qadata *qa = gfs2_qadata_get(dip);
+
+ if (!qa) {
error = -ENOMEM;
goto out_gunlock;
}
@@ -885,9 +887,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
if (error)
goto out_alloc;
- al->al_requested = sdp->sd_max_dirres;
-
- error = gfs2_inplace_reserve(dip);
+ error = gfs2_inplace_reserve(dip, sdp->sd_max_dirres);
if (error)
goto out_gunlock_q;
@@ -930,7 +930,7 @@ out_gunlock_q:
gfs2_quota_unlock(dip);
out_alloc:
if (alloc_required)
- gfs2_alloc_put(dip);
+ gfs2_qadata_put(dip);
out_gunlock:
gfs2_glock_dq(ghs + 1);
out_child:
@@ -1037,12 +1037,14 @@ static int gfs2_unlink(struct inode *dir, struct dentry *dentry)
struct buffer_head *bh;
struct gfs2_holder ghs[3];
struct gfs2_rgrpd *rgd;
- int error;
+ int error = -EROFS;
gfs2_holder_init(dip->i_gl, LM_ST_EXCLUSIVE, 0, ghs);
gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, ghs + 1);
rgd = gfs2_blk2rgrpd(sdp, ip->i_no_addr);
+ if (!rgd)
+ goto out_inodes;
gfs2_holder_init(rgd->rd_gl, LM_ST_EXCLUSIVE, 0, ghs + 2);
@@ -1088,12 +1090,13 @@ out_end_trans:
out_gunlock:
gfs2_glock_dq(ghs + 2);
out_rgrp:
- gfs2_holder_uninit(ghs + 2);
gfs2_glock_dq(ghs + 1);
out_child:
- gfs2_holder_uninit(ghs + 1);
gfs2_glock_dq(ghs);
out_parent:
+ gfs2_holder_uninit(ghs + 2);
+out_inodes:
+ gfs2_holder_uninit(ghs + 1);
gfs2_holder_uninit(ghs);
return error;
}
@@ -1350,8 +1353,9 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
error = 0;
if (alloc_required) {
- struct gfs2_alloc *al = gfs2_alloc_get(ndip);
- if (!al) {
+ struct gfs2_qadata *qa = gfs2_qadata_get(ndip);
+
+ if (!qa) {
error = -ENOMEM;
goto out_gunlock;
}
@@ -1360,9 +1364,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
if (error)
goto out_alloc;
- al->al_requested = sdp->sd_max_dirres;
-
- error = gfs2_inplace_reserve(ndip);
+ error = gfs2_inplace_reserve(ndip, sdp->sd_max_dirres);
if (error)
goto out_gunlock_q;
@@ -1423,7 +1425,7 @@ out_gunlock_q:
gfs2_quota_unlock(ndip);
out_alloc:
if (alloc_required)
- gfs2_alloc_put(ndip);
+ gfs2_qadata_put(ndip);
out_gunlock:
while (x--) {
gfs2_glock_dq(ghs + x);
@@ -1584,7 +1586,7 @@ static int setattr_chown(struct inode *inode, struct iattr *attr)
if (!(attr->ia_valid & ATTR_GID) || ogid == ngid)
ogid = ngid = NO_QUOTA_CHANGE;
- if (!gfs2_alloc_get(ip))
+ if (!gfs2_qadata_get(ip))
return -ENOMEM;
error = gfs2_quota_lock(ip, nuid, ngid);
@@ -1616,7 +1618,7 @@ out_end_trans:
out_gunlock_q:
gfs2_quota_unlock(ip);
out_alloc:
- gfs2_alloc_put(ip);
+ gfs2_qadata_put(ip);
return error;
}
diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index 59864643436..2731e657cf7 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -626,7 +626,7 @@ static void log_write_header(struct gfs2_sbd *sdp, u32 flags, int pull)
if (test_bit(SDF_NOBARRIERS, &sdp->sd_flags))
submit_bh(WRITE_SYNC | REQ_META | REQ_PRIO, bh);
else
- submit_bh(WRITE_FLUSH_FUA | REQ_META | REQ_PRIO, bh);
+ submit_bh(WRITE_FLUSH_FUA | REQ_META, bh);
wait_on_buffer(bh);
if (!buffer_uptodate(bh))
diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c
index 8a139ff1919..c150298e2d8 100644
--- a/fs/gfs2/main.c
+++ b/fs/gfs2/main.c
@@ -40,7 +40,8 @@ static void gfs2_init_inode_once(void *foo)
inode_init_once(&ip->i_inode);
init_rwsem(&ip->i_rw_mutex);
INIT_LIST_HEAD(&ip->i_trunc_list);
- ip->i_alloc = NULL;
+ ip->i_qadata = NULL;
+ ip->i_res = NULL;
ip->i_hash_cache = NULL;
}
diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c
index be29858900f..181586e673f 100644
--- a/fs/gfs2/meta_io.c
+++ b/fs/gfs2/meta_io.c
@@ -435,7 +435,7 @@ struct buffer_head *gfs2_meta_ra(struct gfs2_glock *gl, u64 dblock, u32 extlen)
if (buffer_uptodate(first_bh))
goto out;
if (!buffer_locked(first_bh))
- ll_rw_block(READ_SYNC | REQ_META | REQ_PRIO, 1, &first_bh);
+ ll_rw_block(READ_SYNC | REQ_META, 1, &first_bh);
dblock++;
extlen--;
@@ -444,7 +444,7 @@ struct buffer_head *gfs2_meta_ra(struct gfs2_glock *gl, u64 dblock, u32 extlen)
bh = gfs2_getbuf(gl, dblock, CREATE);
if (!buffer_uptodate(bh) && !buffer_locked(bh))
- ll_rw_block(READA, 1, &bh);
+ ll_rw_block(READA | REQ_META, 1, &bh);
brelse(bh);
dblock++;
extlen--;
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index cb23c2be731..fe72e79e6ff 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -224,7 +224,7 @@ static int gfs2_read_super(struct gfs2_sbd *sdp, sector_t sector, int silent)
bio->bi_end_io = end_bio_io_page;
bio->bi_private = page;
- submit_bio(READ_SYNC | REQ_META | REQ_PRIO, bio);
+ submit_bio(READ_SYNC | REQ_META, bio);
wait_on_page_locked(page);
bio_put(bio);
if (!PageUptodate(page)) {
diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
index 7e528dc14f8..98a01db1f6d 100644
--- a/fs/gfs2/quota.c
+++ b/fs/gfs2/quota.c
@@ -494,11 +494,11 @@ static void qdsb_put(struct gfs2_quota_data *qd)
int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
- struct gfs2_alloc *al = ip->i_alloc;
- struct gfs2_quota_data **qd = al->al_qd;
+ struct gfs2_qadata *qa = ip->i_qadata;
+ struct gfs2_quota_data **qd = qa->qa_qd;
int error;
- if (gfs2_assert_warn(sdp, !al->al_qd_num) ||
+ if (gfs2_assert_warn(sdp, !qa->qa_qd_num) ||
gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags)))
return -EIO;
@@ -508,20 +508,20 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid)
error = qdsb_get(sdp, QUOTA_USER, ip->i_inode.i_uid, qd);
if (error)
goto out;
- al->al_qd_num++;
+ qa->qa_qd_num++;
qd++;
error = qdsb_get(sdp, QUOTA_GROUP, ip->i_inode.i_gid, qd);
if (error)
goto out;
- al->al_qd_num++;
+ qa->qa_qd_num++;
qd++;
if (uid != NO_QUOTA_CHANGE && uid != ip->i_inode.i_uid) {
error = qdsb_get(sdp, QUOTA_USER, uid, qd);
if (error)
goto out;
- al->al_qd_num++;
+ qa->qa_qd_num++;
qd++;
}
@@ -529,7 +529,7 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid)
error = qdsb_get(sdp, QUOTA_GROUP, gid, qd);
if (error)
goto out;
- al->al_qd_num++;
+ qa->qa_qd_num++;
qd++;
}
@@ -542,16 +542,16 @@ out:
void gfs2_quota_unhold(struct gfs2_inode *ip)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
- struct gfs2_alloc *al = ip->i_alloc;
+ struct gfs2_qadata *qa = ip->i_qadata;
unsigned int x;
gfs2_assert_warn(sdp, !test_bit(GIF_QD_LOCKED, &ip->i_flags));
- for (x = 0; x < al->al_qd_num; x++) {
- qdsb_put(al->al_qd[x]);
- al->al_qd[x] = NULL;
+ for (x = 0; x < qa->qa_qd_num; x++) {
+ qdsb_put(qa->qa_qd[x]);
+ qa->qa_qd[x] = NULL;
}
- al->al_qd_num = 0;
+ qa->qa_qd_num = 0;
}
static int sort_qd(const void *a, const void *b)
@@ -712,7 +712,7 @@ get_a_page:
set_buffer_uptodate(bh);
if (!buffer_uptodate(bh)) {
- ll_rw_block(READ | REQ_META | REQ_PRIO, 1, &bh);
+ ll_rw_block(READ | REQ_META, 1, &bh);
wait_on_buffer(bh);
if (!buffer_uptodate(bh))
goto unlock_out;
@@ -762,7 +762,6 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda)
struct gfs2_quota_data *qd;
loff_t offset;
unsigned int nalloc = 0, blocks;
- struct gfs2_alloc *al = NULL;
int error;
gfs2_write_calc_reserv(ip, sizeof(struct gfs2_quota),
@@ -792,26 +791,19 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda)
nalloc++;
}
- al = gfs2_alloc_get(ip);
- if (!al) {
- error = -ENOMEM;
- goto out_gunlock;
- }
/*
* 1 blk for unstuffing inode if stuffed. We add this extra
* block to the reservation unconditionally. If the inode
* doesn't need unstuffing, the block will be released to the
* rgrp since it won't be allocated during the transaction
*/
- al->al_requested = 1;
/* +3 in the end for unstuffing block, inode size update block
* and another block in case quota straddles page boundary and
* two blocks need to be updated instead of 1 */
blocks = num_qd * data_blocks + RES_DINODE + num_qd + 3;
- if (nalloc)
- al->al_requested += nalloc * (data_blocks + ind_blocks);
- error = gfs2_inplace_reserve(ip);
+ error = gfs2_inplace_reserve(ip, 1 +
+ (nalloc * (data_blocks + ind_blocks)));
if (error)
goto out_alloc;
@@ -840,8 +832,6 @@ out_end_trans:
out_ipres:
gfs2_inplace_release(ip);
out_alloc:
- gfs2_alloc_put(ip);
-out_gunlock:
gfs2_glock_dq_uninit(&i_gh);
out:
while (qx--)
@@ -925,7 +915,7 @@ fail:
int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
- struct gfs2_alloc *al = ip->i_alloc;
+ struct gfs2_qadata *qa = ip->i_qadata;
struct gfs2_quota_data *qd;
unsigned int x;
int error = 0;
@@ -938,15 +928,15 @@ int gfs2_quota_lock(struct gfs2_inode *ip, u32 uid, u32 gid)
sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
return 0;
- sort(al->al_qd, al-&