LU-20 kernel: add descriptions to kernel patches

[fs/lustre-release.git] / lustre / kernel_patches / patches / export-2.6.32-vanilla.patch

diff --git a/lustre/kernel_patches/patches/export-2.6.32-vanilla.patch b/lustre/kernel_patches/patches/export-2.6.32-vanilla.patch
index 0cb7884..95157b3 100644 (file)
--- a/lustre/kernel_patches/patches/export-2.6.32-vanilla.patch
+++ b/lustre/kernel_patches/patches/export-2.6.32-vanilla.patch
@@ -1,7 +1,7 @@
-security_inode_unlink() is used in filter_vfs_unlink()
-to avoid lock ordering problems.  I'm not sure if this
-is still needed with ext4, and it definitely looks to
-be gone with DMU changes.
+security_inode_unlink() was used in filter_vfs_unlink() to avoid
+lock ordering problems.  This is no longer needed for Lustre 2.4
+with the change to osd-ldiskfs, but is kept for compatibility with
+older server code so they can share the same kernel.
 
 Index: linux+rh+chaos/security/security.c
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