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Diffstat (limited to 'fs/ocfs2/aops.c')
-rw-r--r--fs/ocfs2/aops.c78
1 files changed, 30 insertions, 48 deletions
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 78b68af3b0e..4a231a166cf 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -80,6 +80,7 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock,
if ((u64)iblock >= ocfs2_clusters_to_blocks(inode->i_sb,
le32_to_cpu(fe->i_clusters))) {
+ err = -ENOMEM;
mlog(ML_ERROR, "block offset is outside the allocated size: "
"%llu\n", (unsigned long long)iblock);
goto bail;
@@ -92,6 +93,7 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock,
iblock;
buffer_cache_bh = sb_getblk(osb->sb, blkno);
if (!buffer_cache_bh) {
+ err = -ENOMEM;
mlog(ML_ERROR, "couldn't getblock for symlink!\n");
goto bail;
}
@@ -102,7 +104,7 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock,
* copy, the data is still good. */
if (buffer_jbd(buffer_cache_bh)
&& ocfs2_inode_is_new(inode)) {
- kaddr = kmap_atomic(bh_result->b_page, KM_USER0);
+ kaddr = kmap_atomic(bh_result->b_page);
if (!kaddr) {
mlog(ML_ERROR, "couldn't kmap!\n");
goto bail;
@@ -110,7 +112,7 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock,
memcpy(kaddr + (bh_result->b_size * iblock),
buffer_cache_bh->b_data,
bh_result->b_size);
- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
set_buffer_uptodate(bh_result);
}
brelse(buffer_cache_bh);
@@ -236,13 +238,13 @@ int ocfs2_read_inline_data(struct inode *inode, struct page *page,
return -EROFS;
}
- kaddr = kmap_atomic(page, KM_USER0);
+ kaddr = kmap_atomic(page);
if (size)
memcpy(kaddr, di->id2.i_data.id_data, size);
/* Clear the remaining part of the page */
memset(kaddr + size, 0, PAGE_CACHE_SIZE - size);
flush_dcache_page(page);
- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
SetPageUptodate(page);
@@ -565,13 +567,10 @@ bail:
static void ocfs2_dio_end_io(struct kiocb *iocb,
loff_t offset,
ssize_t bytes,
- void *private,
- int ret,
- bool is_async)
+ void *private)
{
- struct inode *inode = iocb->ki_filp->f_path.dentry->d_inode;
+ struct inode *inode = file_inode(iocb->ki_filp);
int level;
- wait_queue_head_t *wq = ocfs2_ioend_wq(inode);
/* this io's submitter should not have unlocked this before we could */
BUG_ON(!ocfs2_iocb_is_rw_locked(iocb));
@@ -582,51 +581,29 @@ static void ocfs2_dio_end_io(struct kiocb *iocb,
if (ocfs2_iocb_is_unaligned_aio(iocb)) {
ocfs2_iocb_clear_unaligned_aio(iocb);
- if (atomic_dec_and_test(&OCFS2_I(inode)->ip_unaligned_aio) &&
- waitqueue_active(wq)) {
- wake_up_all(wq);
- }
+ mutex_unlock(&OCFS2_I(inode)->ip_unaligned_aio);
}
ocfs2_iocb_clear_rw_locked(iocb);
level = ocfs2_iocb_rw_locked_level(iocb);
ocfs2_rw_unlock(inode, level);
-
- if (is_async)
- aio_complete(iocb, ret, 0);
- inode_dio_done(inode);
-}
-
-/*
- * ocfs2_invalidatepage() and ocfs2_releasepage() are shamelessly stolen
- * from ext3. PageChecked() bits have been removed as OCFS2 does not
- * do journalled data.
- */
-static void ocfs2_invalidatepage(struct page *page, unsigned long offset)
-{
- journal_t *journal = OCFS2_SB(page->mapping->host->i_sb)->journal->j_journal;
-
- jbd2_journal_invalidatepage(journal, page, offset);
}
static int ocfs2_releasepage(struct page *page, gfp_t wait)
{
- journal_t *journal = OCFS2_SB(page->mapping->host->i_sb)->journal->j_journal;
-
if (!page_has_buffers(page))
return 0;
- return jbd2_journal_try_to_free_buffers(journal, page, wait);
+ return try_to_free_buffers(page);
}
static ssize_t ocfs2_direct_IO(int rw,
struct kiocb *iocb,
- const struct iovec *iov,
- loff_t offset,
- unsigned long nr_segs)
+ struct iov_iter *iter,
+ loff_t offset)
{
struct file *file = iocb->ki_filp;
- struct inode *inode = file->f_path.dentry->d_inode->i_mapping->host;
+ struct inode *inode = file_inode(file)->i_mapping->host;
/*
* Fallback to buffered I/O if we see an inode without
@@ -640,7 +617,7 @@ static ssize_t ocfs2_direct_IO(int rw,
return 0;
return __blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev,
- iov, offset, nr_segs,
+ iter, offset,
ocfs2_direct_IO_get_blocks,
ocfs2_dio_end_io, NULL, 0);
}
@@ -689,7 +666,7 @@ static void ocfs2_clear_page_regions(struct page *page,
ocfs2_figure_cluster_boundaries(osb, cpos, &cluster_start, &cluster_end);
- kaddr = kmap_atomic(page, KM_USER0);
+ kaddr = kmap_atomic(page);
if (from || to) {
if (from > cluster_start)
@@ -700,7 +677,7 @@ static void ocfs2_clear_page_regions(struct page *page,
memset(kaddr + cluster_start, 0, cluster_end - cluster_start);
}
- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
}
/*
@@ -1194,6 +1171,7 @@ static int ocfs2_grab_pages_for_write(struct address_space *mapping,
goto out;
}
}
+ wait_for_stable_page(wc->w_pages[i]);
if (index == target_index)
wc->w_target_page = wc->w_pages[i];
@@ -1755,7 +1733,7 @@ try_again:
goto out;
} else if (ret == 1) {
clusters_need = wc->w_clen;
- ret = ocfs2_refcount_cow(inode, filp, di_bh,
+ ret = ocfs2_refcount_cow(inode, di_bh,
wc->w_cpos, wc->w_clen, UINT_MAX);
if (ret) {
mlog_errno(ret);
@@ -1806,8 +1784,7 @@ try_again:
data_ac->ac_resv = &OCFS2_I(inode)->ip_la_data_resv;
credits = ocfs2_calc_extend_credits(inode->i_sb,
- &di->id2.i_list,
- clusters_to_alloc);
+ &di->id2.i_list);
}
@@ -1901,10 +1878,14 @@ out_commit:
out:
ocfs2_free_write_ctxt(wc);
- if (data_ac)
+ if (data_ac) {
ocfs2_free_alloc_context(data_ac);
- if (meta_ac)
+ data_ac = NULL;
+ }
+ if (meta_ac) {
ocfs2_free_alloc_context(meta_ac);
+ meta_ac = NULL;
+ }
if (ret == -ENOSPC && try_free) {
/*
@@ -1981,9 +1962,9 @@ static void ocfs2_write_end_inline(struct inode *inode, loff_t pos,
}
}
- kaddr = kmap_atomic(wc->w_target_page, KM_USER0);
+ kaddr = kmap_atomic(wc->w_target_page);
memcpy(di->id2.i_data.id_data + pos, kaddr + pos, *copied);
- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
trace_ocfs2_write_end_inline(
(unsigned long long)OCFS2_I(inode)->ip_blkno,
@@ -2048,7 +2029,7 @@ int ocfs2_write_end_nolock(struct address_space *mapping,
out_write_size:
pos += copied;
- if (pos > inode->i_size) {
+ if (pos > i_size_read(inode)) {
i_size_write(inode, pos);
mark_inode_dirty(inode);
}
@@ -2057,6 +2038,7 @@ out_write_size:
inode->i_mtime = inode->i_ctime = CURRENT_TIME;
di->i_mtime = di->i_ctime = cpu_to_le64(inode->i_mtime.tv_sec);
di->i_mtime_nsec = di->i_ctime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec);
+ ocfs2_update_inode_fsync_trans(handle, inode, 1);
ocfs2_journal_dirty(handle, wc->w_di_bh);
ocfs2_commit_trans(osb, handle);
@@ -2091,7 +2073,7 @@ const struct address_space_operations ocfs2_aops = {
.write_end = ocfs2_write_end,
.bmap = ocfs2_bmap,
.direct_IO = ocfs2_direct_IO,
- .invalidatepage = ocfs2_invalidatepage,
+ .invalidatepage = block_invalidatepage,
.releasepage = ocfs2_releasepage,
.migratepage = buffer_migrate_page,
.is_partially_uptodate = block_is_partially_uptodate,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 15:32:31 +0000