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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-04-19 09:23:28 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-04-19 09:23:28 -0300
commitd5aeee8cb28317ef608ecac421abc4d986d585d2 (patch)
tree70ec8ed8891f26e5c58152ffca9924ea1c58fe3a /include/linux/swap.h
parent32898a145404acbebe3256709e012c2830a2043b (diff)
parente816b57a337ea3b755de72bec38c10c864f23015 (diff)
Merge tag 'v3.4-rc3' into staging/for_v3.5
* tag 'v3.4-rc3': (3755 commits) Linux 3.4-rc3 x86-32: fix up strncpy_from_user() sign error ARM: 7386/1: jump_label: fixup for rename to static_key ARM: 7384/1: ThumbEE: Disable userspace TEEHBR access for !CONFIG_ARM_THUMBEE ARM: 7382/1: mm: truncate memory banks to fit in 4GB space for classic MMU ARM: 7359/2: smp_twd: Only wait for reprogramming on active cpus PCI: Fix regression in pci_restore_state(), v3 SCSI: Fix error handling when no ULD is attached ARM: OMAP: clock: cleanup CPUfreq leftovers, fix build errors ARM: dts: remove blank interrupt-parent properties ARM: EXYNOS: Fix Kconfig dependencies for device tree enabled machine files do not export kernel's NULL #define to userspace ARM: EXYNOS: Remove broken config values for touchscren for NURI board ARM: EXYNOS: set fix xusbxti clock for NURI and Universal210 boards ARM: EXYNOS: fix regulator name for NURI board ARM: SAMSUNG: make SAMSUNG_PM_DEBUG select DEBUG_LL cpufreq: OMAP: fix build errors: depends on ARCH_OMAP2PLUS sparc64: Eliminate obsolete __handle_softirq() function sparc64: Fix bootup crash on sun4v. ARM: msm: Fix section mismatches in proc_comm.c ...
Diffstat (limited to 'include/linux/swap.h')
-rw-r--r--include/linux/swap.h17
1 files changed, 10 insertions, 7 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h
index b86b5c20617d..b1fd5c7925fe 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -21,6 +21,9 @@ struct bio;
#define SWAP_FLAG_PRIO_SHIFT 0
#define SWAP_FLAG_DISCARD 0x10000 /* discard swap cluster after use */
+#define SWAP_FLAGS_VALID (SWAP_FLAG_PRIO_MASK | SWAP_FLAG_PREFER | \
+ SWAP_FLAG_DISCARD)
+
static inline int current_is_kswapd(void)
{
return current->flags & PF_KSWAPD;
@@ -302,6 +305,13 @@ static inline int mem_cgroup_swappiness(struct mem_cgroup *mem)
return vm_swappiness;
}
#endif
+#ifdef CONFIG_CGROUP_MEM_RES_CTLR_SWAP
+extern void mem_cgroup_uncharge_swap(swp_entry_t ent);
+#else
+static inline void mem_cgroup_uncharge_swap(swp_entry_t ent)
+{
+}
+#endif
#ifdef CONFIG_SWAP
/* linux/mm/page_io.c */
extern int swap_readpage(struct page *);
@@ -372,13 +382,6 @@ mem_cgroup_uncharge_swapcache(struct page *page, swp_entry_t ent, bool swapout)
{
}
#endif
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR_SWAP
-extern void mem_cgroup_uncharge_swap(swp_entry_t ent);
-#else
-static inline void mem_cgroup_uncharge_swap(swp_entry_t ent)
-{
-}
-#endif
#else /* CONFIG_SWAP */