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| author | Nicholas Bellinger <nab@linux-iscsi.org> | 2011-01-16 21:21:04 +0000 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2011-01-16 21:21:04 +0000 |
| commit | f652f6c5b7cfdf139f4155d78f397e99ae1c4acc (patch) | |
| tree | 71c6344688bf56ea6aaf18c586ab69ff4f077ade /fs/ext3/ioctl.c | |
| parent | 140e3008e7fe1526cbb12f8f07dbc273ac713b75 (diff) | |
| parent | c66ac9db8d4ad9994a02b3e933ea2ccc643e1fe5 (diff) | |
| download | kernel_samsung_smdk4412-f652f6c5b7cfdf139f4155d78f397e99ae1c4acc.zip kernel_samsung_smdk4412-f652f6c5b7cfdf139f4155d78f397e99ae1c4acc.tar.gz kernel_samsung_smdk4412-f652f6c5b7cfdf139f4155d78f397e99ae1c4acc.tar.bz2 | |
Merge branch 'master' of /pub/scm/linux/kernel/git/jejb/scsi-post-merge-2.6 into for-linus
Diffstat (limited to 'fs/ext3/ioctl.c')
| -rw-r--r-- | fs/ext3/ioctl.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/ext3/ioctl.c b/fs/ext3/ioctl.c index 8897481..fc080dd 100644 --- a/fs/ext3/ioctl.c +++ b/fs/ext3/ioctl.c @@ -276,7 +276,29 @@ group_add_out: mnt_drop_write(filp->f_path.mnt); return err; } + case FITRIM: { + struct super_block *sb = inode->i_sb; + struct fstrim_range range; + int ret = 0; + + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + + if (copy_from_user(&range, (struct fstrim_range *)arg, + sizeof(range))) + return -EFAULT; + + ret = ext3_trim_fs(sb, &range); + if (ret < 0) + return ret; + + if (copy_to_user((struct fstrim_range *)arg, &range, + sizeof(range))) + return -EFAULT; + + return 0; + } default: return -ENOTTY; |