The patch titled
sysfs oops workaround
has been removed from the -mm tree. Its filename was
sysfs-oops-workaround.patch
This patch was dropped because it is obsolete
------------------------------------------------------
Subject: sysfs oops workaround
From: Tejun Heo <htejun@xxxxxxxxx>
Okay, here's the workaround. It leaks dentries and inodes if parent
is deleted first but other than that it should be okay.
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/sysfs/inode.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff -puN fs/sysfs/inode.c~sysfs-oops-workaround fs/sysfs/inode.c
--- a/fs/sysfs/inode.c~sysfs-oops-workaround
+++ a/fs/sysfs/inode.c
@@ -212,8 +212,11 @@ static struct dentry *sysfs_lookup_sd(st
depth = sysfs_path_depth(sd);
while (depth--) {
- /* negative intermediate node is a BUG */
- BUG_ON(!dentry->d_inode);
+ /* XXX */ /* negative intermediate node is a BUG */
+ /* XXX */ /* BUG_ON(!dentry->d_inode); */
+ if (!dentry->d_inode)
+ return NULL;
+ /* XXX */
for (cur = sd, i = 0; i < depth; i++)
cur = cur->s_parent;
@@ -269,7 +272,7 @@ void sysfs_drop_dentry(struct sysfs_dire
}
if (isdir) {
- BUG_ON(!simple_empty(dentry));
+ /* XXX */ /* BUG_ON(!simple_empty(dentry)); */
drop_nlink(dir);
/* unpin if directory */
dput(dentry);
_
Patches currently in -mm which might be from htejun@xxxxxxxxx are
origin.patch
idr-fix-obscure-bug-in-allocation-path.patch
idr-separate-out-idr_mark_full.patch
ida-implement-idr-based-id-allocator.patch
sysfs-oops-workaround.patch
even-more-fix-gregkh-driver-sysfs-kill-unnecessary-attribute-owner.patch
even-even-more-fix-gregkh-driver-sysfs-kill-unnecessary-attribute-owner.patch
security-prevent-permission-checking-of-file-removal-via-sysfs_remove_group.patch
git-libata-all.patch
ahci-crash-fix.patch
ata-printk-warning-fixes.patch
sata_nv-add-back-some-verbosity-into-adma-error_handler.patch
optional-led-trigger-for-libata.patch
drivers-ata-pata_cmd640c-fix-build-with-config_pm=n.patch
ata_timing-ensure-t-cycle-is-always-correct.patch
drivers-ata-remove-the-wildcard-from-sata_nv-driver.patch
git-scsi-misc.patch
introduce-config_has_dma.patch
fix-wrong-identifier-name-in-documentation-driver-model-devrestxt.patch
-
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