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[PATCH] inotify: use fget_light

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As an optimization, use fget_light() and fput_light() where possible.

Signed-off-by: Robert Love <[email protected]>
Signed-off-by: John McCutchan <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Robert Love 2005-07-25 15:08:37 -04:00 • committed by Linus Torvalds
commit 33ea2f52b8
1 changed files with 8 additions and 8 deletions
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16
fs/inotify.c
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@ -923,10 +923,10 @@ asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, u32 mask)
struct inotify_device *dev;
struct nameidata nd;
struct file *filp;
int ret;
int ret, fput_needed;
filp = fget(fd);
if (!filp)
filp = fget_light(fd, &fput_needed);
if (unlikely(!filp))
return -EBADF;
ret = find_inode(path, &nd);
@ -973,7 +973,7 @@ out:
up(&dev->sem);
up(&inode->inotify_sem);
fput_and_out:
fput(filp);
fput_light(filp, fput_needed);
return ret;
}
@ -981,14 +981,14 @@ asmlinkage long sys_inotify_rm_watch(int fd, u32 wd)
{
struct file *filp;
struct inotify_device *dev;
int ret;
int ret, fput_needed;
filp = fget(fd);
if (!filp)
filp = fget_light(fd, &fput_needed);
if (unlikely(!filp))
return -EBADF;
dev = filp->private_data;
ret = inotify_ignore(dev, wd);
fput(filp);
fput_light(filp, fput_needed);
return ret;
}