diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/xfs/xfs_stats.c')
| -rw-r--r-- | ANDROID_3.4.5/fs/xfs/xfs_stats.c | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/ANDROID_3.4.5/fs/xfs/xfs_stats.c b/ANDROID_3.4.5/fs/xfs/xfs_stats.c deleted file mode 100644 index ce372b7d..00000000 --- a/ANDROID_3.4.5/fs/xfs/xfs_stats.c +++ /dev/null @@ -1,197 +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 counter_val(int idx) -{ - int val = 0, cpu; - - for_each_possible_cpu(cpu) - val += *(((__u32 *)&per_cpu(xfsstats, cpu) + idx)); - return val; -} - -static int xfs_stat_proc_show(struct seq_file *m, void *v) -{ - int i, j; - __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 }, - { "abtb2", XFSSTAT_END_ABTB_V2 }, - { "abtc2", XFSSTAT_END_ABTC_V2 }, - { "bmbt2", XFSSTAT_END_BMBT_V2 }, - { "ibt2", XFSSTAT_END_IBT_V2 }, - /* we print both series of quota information together */ - { "qm", XFSSTAT_END_QM }, - }; - - /* Loop over all stats groups */ - for (i = j = 0; i < ARRAY_SIZE(xstats); i++) { - seq_printf(m, "%s", xstats[i].desc); - /* inner loop does each group */ - for (; j < xstats[i].endpoint; j++) - seq_printf(m, " %u", counter_val(j)); - seq_putc(m, '\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; - } - - seq_printf(m, "xpc %Lu %Lu %Lu\n", - xs_xstrat_bytes, xs_write_bytes, xs_read_bytes); - seq_printf(m, "debug %u\n", -#if defined(DEBUG) - 1); -#else - 0); -#endif - return 0; -} - -static int xfs_stat_proc_open(struct inode *inode, struct file *file) -{ - return single_open(file, xfs_stat_proc_show, NULL); -} - -static const struct file_operations xfs_stat_proc_fops = { - .owner = THIS_MODULE, - .open = xfs_stat_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -/* legacy quota interfaces */ -#ifdef CONFIG_XFS_QUOTA -static int xqm_proc_show(struct seq_file *m, void *v) -{ - /* maximum; incore; ratio free to inuse; freelist */ - seq_printf(m, "%d\t%d\t%d\t%u\n", - 0, - counter_val(XFSSTAT_END_XQMSTAT), - 0, - counter_val(XFSSTAT_END_XQMSTAT + 1)); - return 0; -} - -static int xqm_proc_open(struct inode *inode, struct file *file) -{ - return single_open(file, xqm_proc_show, NULL); -} - -static const struct file_operations xqm_proc_fops = { - .owner = THIS_MODULE, - .open = xqm_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -/* legacy quota stats interface no 2 */ -static int xqmstat_proc_show(struct seq_file *m, void *v) -{ - int j; - - seq_printf(m, "qm"); - for (j = XFSSTAT_END_IBT_V2; j < XFSSTAT_END_XQMSTAT; j++) - seq_printf(m, " %u", counter_val(j)); - seq_putc(m, '\n'); - return 0; -} - -static int xqmstat_proc_open(struct inode *inode, struct file *file) -{ - return single_open(file, xqmstat_proc_show, NULL); -} - -static const struct file_operations xqmstat_proc_fops = { - .owner = THIS_MODULE, - .open = xqmstat_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; -#endif /* CONFIG_XFS_QUOTA */ - -int -xfs_init_procfs(void) -{ - if (!proc_mkdir("fs/xfs", NULL)) - goto out; - - if (!proc_create("fs/xfs/stat", 0, NULL, - &xfs_stat_proc_fops)) - goto out_remove_xfs_dir; -#ifdef CONFIG_XFS_QUOTA - if (!proc_create("fs/xfs/xqmstat", 0, NULL, - &xqmstat_proc_fops)) - goto out_remove_stat_file; - if (!proc_create("fs/xfs/xqm", 0, NULL, - &xqm_proc_fops)) - goto out_remove_xqmstat_file; -#endif - return 0; - -#ifdef CONFIG_XFS_QUOTA - out_remove_xqmstat_file: - remove_proc_entry("fs/xfs/xqmstat", NULL); - out_remove_stat_file: - remove_proc_entry("fs/xfs/stat", NULL); -#endif - out_remove_xfs_dir: - remove_proc_entry("fs/xfs", NULL); - out: - return -ENOMEM; -} - -void -xfs_cleanup_procfs(void) -{ -#ifdef CONFIG_XFS_QUOTA - remove_proc_entry("fs/xfs/xqm", NULL); - remove_proc_entry("fs/xfs/xqmstat", NULL); -#endif - remove_proc_entry("fs/xfs/stat", NULL); - remove_proc_entry("fs/xfs", NULL); -} |