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authorMauro Carvalho Chehab <mchehab@s-opensource.com>2017-06-20 08:51:56 -0300
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-06-20 08:51:56 -0300
commitff6ccad361df4dfda42b60897cb7e55b3ba13439 (patch)
tree69ddf7ec947d47409291a01d54827ce0384c598b /mm/mlock.c
parent3bd30b24efa6b3339e4344a7db39e594f06d5128 (diff)
parent41f1830f5a7af77cf5c86359aba3cbd706687e52 (diff)
Merge tag 'v4.12-rc6' into patchwork
Linux 4.12-rc6 * tag 'v4.12-rc6': (813 commits) Linux 4.12-rc6 mm: larger stack guard gap, between vmas virtio_balloon: disable VIOMMU support mm: correct the comment when reclaimed pages exceed the scanned pages userfaultfd: shmem: handle coredumping in handle_userfault() mm: numa: avoid waiting on freed migrated pages swap: cond_resched in swap_cgroup_prepare() mm/memory-failure.c: use compound_head() flags for huge pages perf unwind: Report module before querying isactivation in dwfl unwind fs: pass on flags in compat_writev objtool: Add fortify_panic as __noreturn function powerpc/debug: Add missing warn flag to WARN_ON's non-builtin path USB: gadgetfs, dummy-hcd, net2280: fix locking for callbacks drm: mxsfb_crtc: Reset the eLCDIF controller drm/mgag200: Fix to always set HiPri for G200e4 V2 i2c: ismt: fix wrong device address when unmap the data buffer i2c: rcar: use correct length when unmapping DMA powerpc/xive: Fix offset for store EOI MMIOs drm/tegra: Correct idr_alloc() minimum id drm/tegra: Fix lockup on a use of staging API ... Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'mm/mlock.c')
-rw-r--r--mm/mlock.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/mlock.c b/mm/mlock.c
index c483c5c20b4b..b562b5523a65 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -284,7 +284,7 @@ static void __munlock_pagevec(struct pagevec *pvec, struct zone *zone)
{
int i;
int nr = pagevec_count(pvec);
- int delta_munlocked;
+ int delta_munlocked = -nr;
struct pagevec pvec_putback;
int pgrescued = 0;
@@ -304,6 +304,8 @@ static void __munlock_pagevec(struct pagevec *pvec, struct zone *zone)
continue;
else
__munlock_isolation_failed(page);
+ } else {
+ delta_munlocked++;
}
/*
@@ -315,7 +317,6 @@ static void __munlock_pagevec(struct pagevec *pvec, struct zone *zone)
pagevec_add(&pvec_putback, pvec->pages[i]);
pvec->pages[i] = NULL;
}
- delta_munlocked = -nr + pagevec_count(&pvec_putback);
__mod_zone_page_state(zone, NR_MLOCK, delta_munlocked);
spin_unlock_irq(zone_lru_lock(zone));