The patch titled
a fix for procfs-task-exe-symlink.patch
has been added to the -mm tree. Its filename is
procfs-task-exe-symlink-fix-3.patch
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The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: a fix for procfs-task-exe-symlink.patch
From: yamamoto@xxxxxxxxxxxxx (YAMAMOTO Takashi)
It seems that procfs-task-exe-symlink.patch broke the case of dup_mmap
failure. ie. mm->exe_file is copied by memcpy from oldmm and then be fput'ed
by mmput/set_mm_exe_file.
Signed-off-by: YAMAMOTO Takashi <yamamoto@xxxxxxxxxxxxx>
Acked-by: Matt Helsley <matthltc@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/fork.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff -puN kernel/fork.c~procfs-task-exe-symlink-fix-3 kernel/fork.c
--- a/kernel/fork.c~procfs-task-exe-symlink-fix-3
+++ a/kernel/fork.c
@@ -523,11 +523,12 @@ static struct mm_struct *dup_mm(struct t
if (init_new_context(tsk, mm))
goto fail_nocontext;
+ dup_mm_exe_file(oldmm, mm);
+
err = dup_mmap(mm, oldmm);
if (err)
goto free_pt;
- dup_mm_exe_file(oldmm, mm);
mm->hiwater_rss = get_mm_rss(mm);
mm->hiwater_vm = mm->total_vm;
_
Patches currently in -mm which might be from yamamoto@xxxxxxxxxxxxx are
cgroup-api-files-rename-read-write_uint-methods-to-read_write_u64.patch
cgroup-api-files-add-res_counter_read_u64.patch
cgroup-api-files-use-read_u64-in-memory-controller.patch
cgroup-api-files-strip-all-trailing-whitespace-in-cgroup_write_u64.patch
cgroup-api-files-update-cpusets-to-use-cgroup-structured-file-api.patch
cgroup-api-files-update-cpusets-to-use-cgroup-structured-file-api-fix.patch
cgroup-api-files-add-cgroup-map-data-type.patch
cgroup-api-files-use-cgroup-map-for-memcontrol-stats-file.patch
cgroup-api-files-drop-mem_cgroup_force_empty.patch
cgroup-api-files-move-releasable-to-cgroup_debug-subsystem.patch
cgroup-api-files-make-cgroup_debug-default-to-off.patch
cgroups-add-cgroup-support-for-enabling-controllers-at-boot-time.patch
memory-controller-make-memory-resource-control-aware-of-boot-options.patch
memcgroup-move-memory-controller-allocations-to-their-own-slabs.patch
procfs-task-exe-symlink-fix-3.patch
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