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authorLinus Torvalds <torvalds@linux-foundation.org>2010-11-19 19:46:45 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-11-19 19:46:45 -0800
commitb86db4744230c94e480de56f1b7f31117edbf193 (patch)
treee94240a428f525c11c8758ebdd50398cec95e7be /fs/ioctl.c
parent76db8ac45fc738f7d7664fe9b56d15c594a45228 (diff)
parente681c047e47c0abe67bf95857f23814372793cb0 (diff)
downloadop-kernel-dev-b86db4744230c94e480de56f1b7f31117edbf193.zip
op-kernel-dev-b86db4744230c94e480de56f1b7f31117edbf193.tar.gz
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: ext4: Add EXT4_IOC_TRIM ioctl to handle batched discard fs: Do not dispatch FITRIM through separate super_operation ext4: ext4_fill_super shouldn't return 0 on corruption jbd2: fix /proc/fs/jbd2/<dev> when using an external journal ext4: missing unlock in ext4_clear_request_list() ext4: fix setting random pages PageUptodate
Diffstat (limited to 'fs/ioctl.c')
-rw-r--r--fs/ioctl.c39
1 files changed, 0 insertions, 39 deletions
diff --git a/fs/ioctl.c b/fs/ioctl.c
index 4f46752..d6cc164 100644
--- a/fs/ioctl.c
+++ b/fs/ioctl.c
@@ -529,41 +529,6 @@ static int ioctl_fsthaw(struct file *filp)
return thaw_super(sb);
}
-static int ioctl_fstrim(struct file *filp, void __user *argp)
-{
- struct super_block *sb = filp->f_path.dentry->d_inode->i_sb;
- struct fstrim_range range;
- int ret = 0;
-
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
-
- /* If filesystem doesn't support trim feature, return. */
- if (sb->s_op->trim_fs == NULL)
- return -EOPNOTSUPP;
-
- /* If a blockdevice-backed filesystem isn't specified, return EINVAL. */
- if (sb->s_bdev == NULL)
- return -EINVAL;
-
- if (argp == NULL) {
- range.start = 0;
- range.len = ULLONG_MAX;
- range.minlen = 0;
- } else if (copy_from_user(&range, argp, sizeof(range)))
- return -EFAULT;
-
- ret = sb->s_op->trim_fs(sb, &range);
- if (ret < 0)
- return ret;
-
- if ((argp != NULL) &&
- (copy_to_user(argp, &range, sizeof(range))))
- return -EFAULT;
-
- return 0;
-}
-
/*
* When you add any new common ioctls to the switches above and below
* please update compat_sys_ioctl() too.
@@ -614,10 +579,6 @@ int do_vfs_ioctl(struct file *filp, unsigned int fd, unsigned int cmd,
error = ioctl_fsthaw(filp);
break;
- case FITRIM:
- error = ioctl_fstrim(filp, argp);
- break;
-
case FS_IOC_FIEMAP:
return ioctl_fiemap(filp, arg);
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