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authorRobert Love <rml@novell.com>2005-07-13 12:38:18 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-13 11:09:31 -0700
commit0399cb08c54708db231d616f106f64d920e0b723 (patch)
treef0424d43c578f7c5c1e7aa6ea6ca1c906c7ac289 /fs/inotify.c
parent153f805781d35c91ab2f54aa2b8930cc4cfc7e89 (diff)
downloadop-kernel-dev-0399cb08c54708db231d616f106f64d920e0b723.zip
op-kernel-dev-0399cb08c54708db231d616f106f64d920e0b723.tar.gz
[PATCH] inotify: move sysctl
This moves the inotify sysctl knobs to "/proc/sys/fs/inotify" from "/proc/sys/fs". Also some related cleanup. Signed-off-by: Robert Love <rml@novell.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/inotify.c')
-rw-r--r--fs/inotify.c49
1 files changed, 45 insertions, 4 deletions
diff --git a/fs/inotify.c b/fs/inotify.c
index e423bfe..fb48031 100644
--- a/fs/inotify.c
+++ b/fs/inotify.c
@@ -45,8 +45,8 @@ static kmem_cache_t *event_cachep;
static struct vfsmount *inotify_mnt;
-/* These are configurable via /proc/sys/inotify */
-int inotify_max_user_devices;
+/* these are configurable via /proc/sys/fs/inotify/ */
+int inotify_max_user_instances;
int inotify_max_user_watches;
int inotify_max_queued_events;
@@ -125,6 +125,47 @@ struct inotify_watch {
u32 mask; /* event mask for this watch */
};
+#ifdef CONFIG_SYSCTL
+
+#include <linux/sysctl.h>
+
+static int zero;
+
+ctl_table inotify_table[] = {
+ {
+ .ctl_name = INOTIFY_MAX_USER_INSTANCES,
+ .procname = "max_user_instances",
+ .data = &inotify_max_user_instances,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec_minmax,
+ .strategy = &sysctl_intvec,
+ .extra1 = &zero,
+ },
+ {
+ .ctl_name = INOTIFY_MAX_USER_WATCHES,
+ .procname = "max_user_watches",
+ .data = &inotify_max_user_watches,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec_minmax,
+ .strategy = &sysctl_intvec,
+ .extra1 = &zero,
+ },
+ {
+ .ctl_name = INOTIFY_MAX_QUEUED_EVENTS,
+ .procname = "max_queued_events",
+ .data = &inotify_max_queued_events,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec_minmax,
+ .strategy = &sysctl_intvec,
+ .extra1 = &zero
+ },
+ { .ctl_name = 0 }
+};
+#endif /* CONFIG_SYSCTL */
+
static inline void get_inotify_dev(struct inotify_device *dev)
{
atomic_inc(&dev->count);
@@ -842,7 +883,7 @@ asmlinkage long sys_inotify_init(void)
user = get_uid(current->user);
- if (unlikely(atomic_read(&user->inotify_devs) >= inotify_max_user_devices)) {
+ if (unlikely(atomic_read(&user->inotify_devs) >= inotify_max_user_instances)) {
ret = -EMFILE;
goto out_err;
}
@@ -979,7 +1020,7 @@ static int __init inotify_init(void)
inotify_mnt = kern_mount(&inotify_fs_type);
inotify_max_queued_events = 8192;
- inotify_max_user_devices = 128;
+ inotify_max_user_instances = 8;
inotify_max_user_watches = 8192;
atomic_set(&inotify_cookie, 0);
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