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author | J. Bruce Fields <bfields@redhat.com> | 2010-12-17 13:29:07 -0500 |
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committer | J. Bruce Fields <bfields@redhat.com> | 2010-12-17 13:29:07 -0500 |
commit | ec66ee3797e5848356cf593c6ec7aabf30a00cf1 (patch) | |
tree | 7ed5c84cc914644ffa1cd1b6a2b45db53fc224e8 /fs/ioctl.c | |
parent | 1205065764f2eda3216ebe213143f69891ee3460 (diff) | |
parent | b0c3844d8af6b9f3f18f31e1b0502fbefa2166be (diff) | |
download | op-kernel-dev-ec66ee3797e5848356cf593c6ec7aabf30a00cf1.zip op-kernel-dev-ec66ee3797e5848356cf593c6ec7aabf30a00cf1.tar.gz |
Merge commit 'v2.6.37-rc6' into for-2.6.38
Diffstat (limited to 'fs/ioctl.c')
-rw-r--r-- | fs/ioctl.c | 40 |
1 files changed, 0 insertions, 40 deletions
@@ -6,7 +6,6 @@ #include <linux/syscalls.h> #include <linux/mm.h> -#include <linux/smp_lock.h> #include <linux/capability.h> #include <linux/file.h> #include <linux/fs.h> @@ -530,41 +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. @@ -615,10 +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); |