The patch titled
swapfile: remove SWP_ACTIVE mask
has been removed from the -mm tree. Its filename was
swapfile-remove-swp_active-mask.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: swapfile: remove SWP_ACTIVE mask
From: Hugh Dickins <hugh@xxxxxxxxxxx>
Remove the SWP_ACTIVE mask: it just obscures the SWP_WRITEOK flag.
Signed-off-by: Hugh Dickins <hugh@xxxxxxxxxxx>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Cc: Nick Piggin <nickpiggin@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/swap.h | 1 -
mm/swapfile.c | 4 ++--
2 files changed, 2 insertions(+), 3 deletions(-)
diff -puN include/linux/swap.h~swapfile-remove-swp_active-mask include/linux/swap.h
--- a/include/linux/swap.h~swapfile-remove-swp_active-mask
+++ a/include/linux/swap.h
@@ -120,7 +120,6 @@ struct swap_extent {
enum {
SWP_USED = (1 << 0), /* is slot in swap_info[] used? */
SWP_WRITEOK = (1 << 1), /* ok to write to this swap? */
- SWP_ACTIVE = (SWP_USED | SWP_WRITEOK),
/* add others here before... */
SWP_SCANNING = (1 << 8), /* refcount in scan_swap_map */
};
diff -puN mm/swapfile.c~swapfile-remove-swp_active-mask mm/swapfile.c
--- a/mm/swapfile.c~swapfile-remove-swp_active-mask
+++ a/mm/swapfile.c
@@ -1222,7 +1222,7 @@ asmlinkage long sys_swapoff(const char _
spin_lock(&swap_lock);
for (type = swap_list.head; type >= 0; type = swap_info[type].next) {
p = swap_info + type;
- if ((p->flags & SWP_ACTIVE) == SWP_ACTIVE) {
+ if (p->flags & SWP_WRITEOK) {
if (p->swap_file->f_mapping == mapping)
break;
}
@@ -1674,7 +1674,7 @@ asmlinkage long sys_swapon(const char __
else
p->prio = --least_priority;
p->swap_map = swap_map;
- p->flags = SWP_ACTIVE;
+ p->flags |= SWP_WRITEOK;
nr_swap_pages += nr_good_pages;
total_swap_pages += nr_good_pages;
_
Patches currently in -mm which might be from hugh@xxxxxxxxxxx are
origin.patch
linux-next.patch
mark-complex-bitopsh-inlines-as-__always_inline.patch
clocksource-pass-clocksource-to-read-callback.patch
clocksource-pass-clocksource-to-read-callback-sparc-cleanup.patch
bio-zero-inlined-bio_vec.patch
page_fault-retry-with-nopage_retry.patch
page_fault-retry-with-nopage_retry-fix.patch
page_fault-retry-with-nopage_retry-fix-fix.patch
mm-shmemc-fix-division-by-zero.patch
getrusage-fill-ru_maxrss-value.patch
memcg-handle-swap-caches.patch
memcg-handle-swap-caches-build-fix.patch
memcg-swap-cgroup-for-remembering-usage.patch
memcg-memswap-controller-core.patch
memcg-memswap-controller-core-make-resize-limit-hold-mutex.patch
memcg-memswap-controller-core-swapcache-fixes.patch
memcg-revert-gfp-mask-fix.patch
memcg-check-group-leader-fix.patch
memcg-memoryswap-controller-fix-limit-check.patch
memcg-swapout-refcnt-fix.patch
memcg-hierarchy-avoid-unnecessary-reclaim.patch
inactive_anon_is_low-move-to-vmscan.patch
mm-introduce-zone_reclaim-struct.patch
mm-add-zone-nr_pages-helper-function.patch
mm-make-get_scan_ratio-safe-for-memcg.patch
memcg-add-null-check-to-page_cgroup_zoneinfo.patch
memcg-add-inactive_anon_is_low.patch
memcg-add-mem_cgroup_zone_nr_pages.patch
memcg-add-zone_reclaim_stat.patch
memcg-add-zone_reclaim_stat-reclaim-stat-trivial-fixes-fix.patch
memcg-remove-mem_cgroup_cal_reclaim.patch
memcg-show-reclaim-stat.patch
memcg-rename-scan-global-lru.patch
memcg-protect-prev_priority.patch
memcg-swappiness.patch
memcg-explain-details-and-test-document.patch
memcg-fix-swap-accounting-leak-v3.patch
memcg-fix-swap-accounting-leak-doc-fix.patch
memcg-fix-shmems-swap-accounting.patch
prio_tree-debugging-patch.patch
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