Subject: + mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code-checkpatch-fixes.patch added to -mm tree
To: akpm@xxxxxxxxxxxxxxxxxxxx,n-horiguchi@xxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Wed, 11 Jun 2014 16:23:46 -0700
The patch titled
Subject: mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code-checkpatch-fixes
has been added to the -mm tree. Its filename is
mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code-checkpatch-fixes.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code-checkpatch-fixes.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code-checkpatch-fixes.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/SubmitChecklist 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: mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code-checkpatch-fixes
WARNING: line over 80 characters
#218: FILE: mm/pagewalk.c:87:
+ * table lock to be unlocked in __split_huge_page_splitting(),
total: 0 errors, 1 warnings, 199 lines checked
./patches/mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code.patch has style problems, please review.
If any of these errors are false positives, please report
them to the maintainer, see CHECKPATCH in MAINTAINERS.
Please run checkpatch prior to sending patches
Cc: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/pagewalk.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff -puN mm/pagewalk.c~mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code-checkpatch-fixes mm/pagewalk.c
--- a/mm/pagewalk.c~mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code-checkpatch-fixes
+++ a/mm/pagewalk.c
@@ -79,13 +79,13 @@ again:
/*
* We don't take compound_lock() here but no race with splitting
* thp happens because:
- * - if pmd_trans_huge_lock() returns 1, the relevant thp is
- * not under splitting, which means there's no concurrent
- * thp split,
- * - if another thread runs into split_huge_page() just after
- * we entered this if-block, the thread must wait for page
- * table lock to be unlocked in __split_huge_page_splitting(),
- * where the main part of thp split is not executed yet.
+ * - if pmd_trans_huge_lock() returns 1, the relevant thp is
+ * not under splitting, which means there's no concurrent
+ * thp split,
+ * - if another thread runs into split_huge_page() just after
+ * we entered this if-block, the thread must wait for page
+ * table lock to be unlocked in __split_huge_page_splitting(),
+ * where the main part of thp split is not executed yet.
*/
if (walk->pmd_entry) {
if (pmd_trans_huge_lock(pmd, walk->vma, &ptl) == 1) {
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
origin.patch
i-need-old-gcc.patch
arch-alpha-kernel-systblss-remove-debug-check.patch
maintainers-akpm-maintenance.patch
cpu-hotplug-smp-flush-any-pending-ipi-callbacks-before-cpu-offline.patch
x86-vdso-remove-one-final-use-of-htole16.patch
kernel-posix-timersc-code-clean-up-checkpatch-fixes.patch
input-route-kbd-leds-through-the-generic-leds-layer.patch
ocfs2-free-inode-when-i_count-becomes-zero-checkpatch-fixes.patch
ocfs2-do-not-return-dlm_migrate_response_mastery_ref-to-avoid-endlessloop-during-umount.patch
mm.patch
mm-page_allocc-unexport-alloc_pages_exact_nid.patch
mm-hugetlbfs-fix-rmapping-for-anonymous-hugepages-with-page_pgoff-v3-fix.patch
pagewalk-update-page-table-walker-core-fix-end-address-calculation-in-walk_page_range-fix.patch
pagewalk-update-page-table-walker-core-fix.patch
pagemap-redefine-callback-functions-for-page-table-walker-fix.patch
pagewalk-remove-argument-hmask-from-hugetlb_entry-fix-fix.patch
memcg-separate-mem_cgroup_move_charge_pte_range-checkpatch-fixes.patch
mm-pagewalk-move-pmd_trans_huge_lock-from-callbacks-to-common-code-checkpatch-fixes.patch
mm-introduce-do_shared_fault-and-drop-do_fault-fix-fix.patch
mm-compactionc-isolate_freepages_block-small-tuneup.patch
do_shared_fault-check-that-mmap_sem-is-held.patch
list-fix-order-of-arguments-for-hlist_add_after_rcu-checkpatch-fixes.patch
linux-next.patch
linux-next-rejects.patch
linux-next-git-rejects.patch
drivers-gpio-gpio-zevioc-fix-build.patch
mm-page_ioc-work-around-gcc-bug.patch
mm-replace-remap_file_pages-syscall-with-emulation-fix.patch
memcg-deprecate-memoryforce_empty-knob-fix.patch
kernel-watchdogc-print-traces-for-all-cpus-on-lockup-detection-fix.patch
debugging-keep-track-of-page-owners.patch
journal_add_journal_head-debug.patch
journal_add_journal_head-debug-fix.patch
kernel-forkc-export-kernel_thread-to-modules.patch
mutex-subsystem-synchro-test-module.patch
slab-leaks3-default-y.patch
put_bh-debug.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
