The patch titled
Subject: kcov-prefault-the-kcov_area-fix-fix-fix
has been added to the -mm tree. Its filename is
kcov-prefault-the-kcov_area-fix-fix-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/kcov-prefault-the-kcov_area-fix-fix-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/kcov-prefault-the-kcov_area-fix-fix-fix.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: kcov-prefault-the-kcov_area-fix-fix-fix
fancier code comment from Mark
Cc: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>
Cc: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/kcov.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff -puN kernel/kcov.c~kcov-prefault-the-kcov_area-fix-fix-fix kernel/kcov.c
--- a/kernel/kcov.c~kcov-prefault-the-kcov_area-fix-fix-fix
+++ a/kernel/kcov.c
@@ -325,8 +325,9 @@ static int kcov_close(struct inode *inod
}
/*
- * fault in a lazily-faulted vmalloc area, to avoid recursion issues if the
- * vmalloc fault handler itself is instrumented.
+ * Fault in a lazily-faulted vmalloc area before it can be used by
+ * __santizer_cov_trace_pc(), to avoid recursion issues if any code on the
+ * vmalloc fault handling path is instrumented.
*/
static void kcov_fault_in_area(struct kcov *kcov)
{
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
i-need-old-gcc.patch
z3fold-fix-reclaim-lock-ups-checkpatch-fixes.patch
arm-arch-arm-include-asm-pageh-needs-personalityh.patch
ocfs2-without-quota-support-try-to-avoid-calling-quota-recovery-checkpatch-fixes.patch
mm.patch
zram-introduce-zram-memory-tracking-fix.patch
zram-introduce-zram-memory-tracking-update-fix.patch
zram-introduce-zram-memory-tracking-update-fix-fix.patch
mm-check-for-sigkill-inside-dup_mmap-loop-fix.patch
mm-vmalloc-pass-proper-vm_start-into-debugobjects-fix.patch
mm-shmem-make-statst_blksize-return-huge-page-size-if-thp-is-on-fix.patch
mm-memcontrolc-add-mem_cgroup_from_task-as-a-local-helper.patch
list_lru-prefetch-neighboring-list-entries-before-acquiring-lock-fix.patch
mm-oom-cgroup-aware-oom-killer-fix.patch
mm-oom-cgroup-aware-oom-killer-fix-2.patch
mm-oom-docs-describe-the-cgroup-aware-oom-killer-fix-2-fix.patch
mm-oom-cgroup-aware-oom-killer-fix-fix.patch
proc-simpler-iterations-for-proc-cmdline-fix.patch
ida-remove-simple_ida_lock-fix.patch
kcov-prefault-the-kcov_area-fix.patch
kcov-prefault-the-kcov_area-fix-fix.patch
kcov-prefault-the-kcov_area-fix-fix-fix.patch
kernel-forkc-export-kernel_thread-to-modules.patch
slab-leaks3-default-y.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
