diff options
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_stats.c')
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_stats.c | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/fs/xfs/linux-2.6/xfs_stats.c b/fs/xfs/linux-2.6/xfs_stats.c deleted file mode 100644 index e480b610205..00000000000 --- a/fs/xfs/linux-2.6/xfs_stats.c +++ /dev/null @@ -1,114 +0,0 @@ -/* - * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc. - * All Rights Reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it would be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ -#include "xfs.h" -#include <linux/proc_fs.h> - -DEFINE_PER_CPU(struct xfsstats, xfsstats); - -STATIC int -xfs_read_xfsstats( - char *buffer, - char **start, - off_t offset, - int count, - int *eof, - void *data) -{ - int c, i, j, len, val; - __uint64_t xs_xstrat_bytes = 0; - __uint64_t xs_write_bytes = 0; - __uint64_t xs_read_bytes = 0; - - static const struct xstats_entry { - char *desc; - int endpoint; - } xstats[] = { - { "extent_alloc", XFSSTAT_END_EXTENT_ALLOC }, - { "abt", XFSSTAT_END_ALLOC_BTREE }, - { "blk_map", XFSSTAT_END_BLOCK_MAPPING }, - { "bmbt", XFSSTAT_END_BLOCK_MAP_BTREE }, - { "dir", XFSSTAT_END_DIRECTORY_OPS }, - { "trans", XFSSTAT_END_TRANSACTIONS }, - { "ig", XFSSTAT_END_INODE_OPS }, - { "log", XFSSTAT_END_LOG_OPS }, - { "push_ail", XFSSTAT_END_TAIL_PUSHING }, - { "xstrat", XFSSTAT_END_WRITE_CONVERT }, - { "rw", XFSSTAT_END_READ_WRITE_OPS }, - { "attr", XFSSTAT_END_ATTRIBUTE_OPS }, - { "icluster", XFSSTAT_END_INODE_CLUSTER }, - { "vnodes", XFSSTAT_END_VNODE_OPS }, - { "buf", XFSSTAT_END_BUF }, - }; - - /* Loop over all stats groups */ - for (i=j=len = 0; i < ARRAY_SIZE(xstats); i++) { - len += sprintf(buffer + len, xstats[i].desc); - /* inner loop does each group */ - while (j < xstats[i].endpoint) { - val = 0; - /* sum over all cpus */ - for_each_possible_cpu(c) - val += *(((__u32*)&per_cpu(xfsstats, c) + j)); - len += sprintf(buffer + len, " %u", val); - j++; - } - buffer[len++] = '\n'; - } - /* extra precision counters */ - for_each_possible_cpu(i) { - xs_xstrat_bytes += per_cpu(xfsstats, i).xs_xstrat_bytes; - xs_write_bytes += per_cpu(xfsstats, i).xs_write_bytes; - xs_read_bytes += per_cpu(xfsstats, i).xs_read_bytes; - } - - len += sprintf(buffer + len, "xpc %Lu %Lu %Lu\n", - xs_xstrat_bytes, xs_write_bytes, xs_read_bytes); - len += sprintf(buffer + len, "debug %u\n", -#if defined(DEBUG) - 1); -#else - 0); -#endif - - if (offset >= len) { - *start = buffer; - *eof = 1; - return 0; - } - *start = buffer + offset; - if ((len -= offset) > count) - return count; - *eof = 1; - - return len; -} - -void -xfs_init_procfs(void) -{ - if (!proc_mkdir("fs/xfs", NULL)) - return; - create_proc_read_entry("fs/xfs/stat", 0, NULL, xfs_read_xfsstats, NULL); -} - -void -xfs_cleanup_procfs(void) -{ - remove_proc_entry("fs/xfs/stat", NULL); - remove_proc_entry("fs/xfs", NULL); -} |
