The patch titled
Subject: panic-release-stale-console-lock-to-always-get-the-logbuf-printed-out-fix
has been added to the -mm tree. Its filename is
panic-release-stale-console-lock-to-always-get-the-logbuf-printed-out-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/panic-release-stale-console-lock-to-always-get-the-logbuf-printed-out-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/panic-release-stale-console-lock-to-always-get-the-logbuf-printed-out-fix.patch
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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: panic-release-stale-console-lock-to-always-get-the-logbuf-printed-out-fix
tweak comment text
Cc: "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx>
Cc: Baoquan He <bhe@xxxxxxxxxx>
Cc: HATAYAMA Daisuke <d.hatayama@xxxxxxxxxxxxxx>
Cc: Jan Kara <jack@xxxxxxx>
Cc: Jiri Kosina <jkosina@xxxxxxx>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>
Cc: Prarit Bhargava <prarit@xxxxxxxxxx>
Cc: Seth Jennings <sjenning@xxxxxxxxxx>
Cc: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Cc: Xie XiuQi <xiexiuqi@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/panic.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff -puN kernel/panic.c~panic-release-stale-console-lock-to-always-get-the-logbuf-printed-out-fix kernel/panic.c
--- a/kernel/panic.c~panic-release-stale-console-lock-to-always-get-the-logbuf-printed-out-fix
+++ a/kernel/panic.c
@@ -149,10 +149,10 @@ void panic(const char *fmt, ...)
bust_spinlocks(0);
/*
- * We may have ended up killing the CPU holding the lock and still have
- * some valuable data in console buffer. Try to acquire the lock and
- * release it regardless of the result. The release will also print the
- * buffers out.
+ * We may have ended up stopping the CPU holding the lock (in
+ * smp_send_stop()) while still having some valuable data in the console
+ * buffer. Try to acquire the lock then release it regardless of the
+ * result. The release will also print the buffers out.
*/
console_trylock();
console_unlock();
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
arch-alpha-kernel-systblss-remove-debug-check.patch
drivers-gpu-drm-i915-intel_spritec-fix-build.patch
drivers-gpu-drm-i915-intel_tvc-fix-build.patch
mm.patch
slub-optimize-bulk-slowpath-free-by-detached-freelist-fix.patch
uaccess-reimplement-probe_kernel_address-using-probe_kernel_read.patch
uaccess-reimplement-probe_kernel_address-using-probe_kernel_read-fix.patch
uaccess-reimplement-probe_kernel_address-using-probe_kernel_read-fix-fix.patch
mm-page_alloc-rename-__gfp_wait-to-__gfp_reclaim-fix.patch
mm-page_alloc-rename-__gfp_wait-to-__gfp_reclaim-checkpatch-fixes.patch
mm-page_alloc-only-enforce-watermarks-for-order-0-allocations-fix-fix.patch
mm-fix-declarations-of-nr-delta-and-nr_pagecache_reclaimable-fix.patch
mm-oom_kill-fix-the-wrong-task-mm-==-mm-checks-in-oom_kill_process-fix.patch
include-linux-mmzoneh-reflow-comment.patch
mm-fs-introduce-mapping_gfp_constraint-checkpatch-fixes.patch
mm-vmstatc-uninline-node_page_state.patch
mm-vmstatc-uninline-node_page_state-fix.patch
kasan-various-fixes-in-documentation-checkpatch-fixes.patch
zsmalloc-add-comments-for-inuse-to-zspage-v2-fix.patch
page-flags-define-pg_locked-behavior-on-compound-pages-fix.patch
x86-add-pmd_-for-thp-fix.patch
sparc-add-pmd_-for-thp-fix.patch
mm-support-madvisemadv_free-fix-2.patch
mm-dont-split-thp-page-when-syscall-is-called-fix-3.patch
mm-move-lazy-free-pages-to-inactive-list-fix-fix.patch
include-linux-compiler-gcch-improve-__visible-documentation.patch
fs-jffs2-wbufc-remove-stray-semicolon.patch
lib-documentation-synchronize-%p-formatting-documentation-fix-fix.patch
rbtree-clarify-documentation-of-rbtree_postorder_for_each_entry_safe-fix.patch
dma-mapping-tidy-up-dma_parms-default-handling-fix.patch
panic-release-stale-console-lock-to-always-get-the-logbuf-printed-out-fix.patch
linux-next-rejects.patch
linux-next-git-rejects.patch
net-ipv4-routec-prevent-oops.patch
remove-abs64.patch
remove-abs64-fix.patch
remove-abs64-fix-fix.patch
do_shared_fault-check-that-mmap_sem-is-held.patch
kernel-forkc-export-kernel_thread-to-modules.patch
slab-leaks3-default-y.patch
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