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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-05-09 13:06:20 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-05-09 13:06:20 -0700 |
| commit | 8769e078a9a2bce13d39c08e0e5a513f5320e1de (patch) | |
| tree | 4f63f3e0179a5b0a17f961f86e775393c8cf1732 /fs/xfs/xfs_ioctl32.c | |
| parent | 8cbc95ee748741939222c3d38584a40c92bedcdd (diff) | |
| parent | 7dfbcbefad4b24d9822d04dbd7b5dd5c3fd45076 (diff) | |
| download | linux-8769e078a9a2bce13d39c08e0e5a513f5320e1de.tar.bz2 | |
Merge tag 'for-linus-v3.10-rc1-2' of git://oss.sgi.com/xfs/xfs
Pull xfs update (#2) from Ben Myers:
- add CONFIG_XFS_WARN, a step between zero debugging and
CONFIG_XFS_DEBUG.
- fix attrmulti and attrlist to fall back to vmalloc when kmalloc
fails.
* tag 'for-linus-v3.10-rc1-2' of git://oss.sgi.com/xfs/xfs:
xfs: fallback to vmalloc for large buffers in xfs_compat_attrlist_by_handle
xfs: fallback to vmalloc for large buffers in xfs_attrlist_by_handle
xfs: introduce CONFIG_XFS_WARN
Diffstat (limited to 'fs/xfs/xfs_ioctl32.c')
| -rw-r--r-- | fs/xfs/xfs_ioctl32.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/fs/xfs/xfs_ioctl32.c b/fs/xfs/xfs_ioctl32.c index 63b8fc432151..c0c66259cc91 100644 --- a/fs/xfs/xfs_ioctl32.c +++ b/fs/xfs/xfs_ioctl32.c @@ -373,9 +373,12 @@ xfs_compat_attrlist_by_handle( return PTR_ERR(dentry); error = -ENOMEM; - kbuf = kmalloc(al_hreq.buflen, GFP_KERNEL); - if (!kbuf) - goto out_dput; + kbuf = kmem_zalloc(al_hreq.buflen, KM_SLEEP | KM_MAYFAIL); + if (!kbuf) { + kbuf = kmem_zalloc_large(al_hreq.buflen); + if (!kbuf) + goto out_dput; + } cursor = (attrlist_cursor_kern_t *)&al_hreq.pos; error = -xfs_attr_list(XFS_I(dentry->d_inode), kbuf, al_hreq.buflen, @@ -387,7 +390,10 @@ xfs_compat_attrlist_by_handle( error = -EFAULT; out_kfree: - kfree(kbuf); + if (is_vmalloc_addr(kbuf)) + kmem_free_large(kbuf); + else + kmem_free(kbuf); out_dput: dput(dentry); return error; |