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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-27 13:26:37 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-27 13:26:37 -0400
commite4ce30f3779c2ddaa7dfaa4042209e5dbacbada5 (patch)
treecc64c1dcd16b5dbf71ebc8338b339e6fb04abaee /fs/ext4/ioctl.c
parentb899ebeb05da4287ce845976727e3e83dadd25d5 (diff)
parent14ece1028b3ed53ffec1b1213ffc6acaf79ad77c (diff)
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: (40 commits) ext4: Make fsync sync new parent directories in no-journal mode ext4: Drop whitespace at end of lines ext4: Fix compat EXT4_IOC_ADD_GROUP ext4: Conditionally define compat ioctl numbers tracing: Convert more ext4 events to DEFINE_EVENT ext4: Add new tracepoints to track mballoc's buddy bitmap loads ext4: Add a missing trace hook ext4: restart ext4_ext_remove_space() after transaction restart ext4: Clear the EXT4_EOFBLOCKS_FL flag only when warranted ext4: Avoid crashing on NULL ptr dereference on a filesystem error ext4: Use bitops to read/modify i_flags in struct ext4_inode_info ext4: Convert calls of ext4_error() to EXT4_ERROR_INODE() ext4: Convert callers of ext4_get_blocks() to use ext4_map_blocks() ext4: Add new abstraction ext4_map_blocks() underneath ext4_get_blocks() ext4: Use our own write_cache_pages() ext4: Show journal_checksum option ext4: Fix for ext4_mb_collect_stats() ext4: check for a good block group before loading buddy pages ext4: Prevent creation of files larger than RLIMIT_FSIZE using fallocate ext4: Remove extraneous newlines in ext4_msg() calls ... Fixed up trivial conflict in fs/ext4/fsync.c
Diffstat (limited to 'fs/ext4/ioctl.c')
-rw-r--r--fs/ext4/ioctl.c27
1 files changed, 25 insertions, 2 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index 016d0249294f..bf5ae883b1bd 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -258,7 +258,7 @@ setversion_out:
258 if (me.moved_len > 0) 258 if (me.moved_len > 0)
259 file_remove_suid(donor_filp); 259 file_remove_suid(donor_filp);
260 260
261 if (copy_to_user((struct move_extent __user *)arg, 261 if (copy_to_user((struct move_extent __user *)arg,
262 &me, sizeof(me))) 262 &me, sizeof(me)))
263 err = -EFAULT; 263 err = -EFAULT;
264mext_out: 264mext_out:
@@ -373,7 +373,30 @@ long ext4_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
373 case EXT4_IOC32_SETRSVSZ: 373 case EXT4_IOC32_SETRSVSZ:
374 cmd = EXT4_IOC_SETRSVSZ; 374 cmd = EXT4_IOC_SETRSVSZ;
375 break; 375 break;
376 case EXT4_IOC_GROUP_ADD: 376 case EXT4_IOC32_GROUP_ADD: {
377 struct compat_ext4_new_group_input __user *uinput;
378 struct ext4_new_group_input input;
379 mm_segment_t old_fs;
380 int err;
381
382 uinput = compat_ptr(arg);
383 err = get_user(input.group, &uinput->group);
384 err |= get_user(input.block_bitmap, &uinput->block_bitmap);
385 err |= get_user(input.inode_bitmap, &uinput->inode_bitmap);
386 err |= get_user(input.inode_table, &uinput->inode_table);
387 err |= get_user(input.blocks_count, &uinput->blocks_count);
388 err |= get_user(input.reserved_blocks,
389 &uinput->reserved_blocks);
390 if (err)
391 return -EFAULT;
392 old_fs = get_fs();
393 set_fs(KERNEL_DS);
394 err = ext4_ioctl(file, EXT4_IOC_GROUP_ADD,
395 (unsigned long) &input);
396 set_fs(old_fs);
397 return err;
398 }
399 case EXT4_IOC_MOVE_EXT:
377 break; 400 break;
378 default: 401 default:
379 return -ENOIOCTLCMD; 402 return -ENOIOCTLCMD;