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author | Dave Airlie <airlied@redhat.com> | 2010-12-22 09:48:54 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2010-12-22 09:48:54 +1000 |
commit | ae09f09e94d755ed45c58b695675636c0ec53f9e (patch) | |
tree | 77cb9bac7d81f5b1250b8638a007e10c17b600af /mm/page_alloc.c | |
parent | 1d99e5c57255d188773fb437391df24fe8faf575 (diff) | |
parent | 5909a77ac62cc042f94bd262016cf468a2f96022 (diff) | |
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Merge remote branch 'intel/drm-intel-next' of /ssd/git/drm-next into drm-core-next
* 'intel/drm-intel-next' of /ssd/git/drm-next: (771 commits)
drm/i915: Undo "Uncouple render/power ctx before suspending"
drm/i915: Allow the application to choose the constant addressing mode
drm/i915: dynamic render p-state support for Sandy Bridge
drm/i915: Enable EI mode for RCx decision making on Sandybridge
drm/i915/sdvo: Border and stall select became test bits in gen5
drm/i915: Add Guess-o-matic for pageflip timestamping.
drm/i915: Add support for precise vblank timestamping (v2)
drm/i915: Add frame buffer compression on Sandybridge
drm/i915: Add self-refresh support on Sandybridge
drm/i915: Wait for vblank before unpinning old fb
Revert "drm/i915: Avoid using PIPE_CONTROL on Ironlake"
drm/i915: Pass clock limits down to PLL matcher
drm/i915: Poll for seqno completion if IRQ is disabled
drm/i915/ringbuffer: Make IRQ refcnting atomic
agp/intel: Fix missed cached memory flags setting in i965_write_entry()
drm/i915/sdvo: Only use the SDVO pin if it is in the valid range
drm/i915: Enable RC6 autodownclocking on Sandybridge
drm/i915: Terminate the FORCE WAKE after we have finished reading
drm/i915/gtt: Clear the cachelines upon resume
drm/i915: Restore GTT mapping first upon resume
...
Diffstat (limited to 'mm/page_alloc.c')
-rw-r--r-- | mm/page_alloc.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 07a6544..ff7e158 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -104,19 +104,24 @@ gfp_t gfp_allowed_mask __read_mostly = GFP_BOOT_MASK; * only be modified with pm_mutex held, unless the suspend/hibernate code is * guaranteed not to run in parallel with that modification). */ -void set_gfp_allowed_mask(gfp_t mask) + +static gfp_t saved_gfp_mask; + +void pm_restore_gfp_mask(void) { WARN_ON(!mutex_is_locked(&pm_mutex)); - gfp_allowed_mask = mask; + if (saved_gfp_mask) { + gfp_allowed_mask = saved_gfp_mask; + saved_gfp_mask = 0; + } } -gfp_t clear_gfp_allowed_mask(gfp_t mask) +void pm_restrict_gfp_mask(void) { - gfp_t ret = gfp_allowed_mask; - WARN_ON(!mutex_is_locked(&pm_mutex)); - gfp_allowed_mask &= ~mask; - return ret; + WARN_ON(saved_gfp_mask); + saved_gfp_mask = gfp_allowed_mask; + gfp_allowed_mask &= ~GFP_IOFS; } #endif /* CONFIG_PM_SLEEP */ @@ -3008,14 +3013,6 @@ static __init_refok int __build_all_zonelists(void *data) build_zonelist_cache(pgdat); } -#ifdef CONFIG_MEMORY_HOTPLUG - /* Setup real pagesets for the new zone */ - if (data) { - struct zone *zone = data; - setup_zone_pageset(zone); - } -#endif - /* * Initialize the boot_pagesets that are going to be used * for bootstrapping processors. The real pagesets for @@ -3064,7 +3061,11 @@ void build_all_zonelists(void *data) } else { /* we have to stop all cpus to guarantee there is no user of zonelist */ - stop_machine(__build_all_zonelists, data, NULL); +#ifdef CONFIG_MEMORY_HOTPLUG + if (data) + setup_zone_pageset((struct zone *)data); +#endif + stop_machine(__build_all_zonelists, NULL, NULL); /* cpuset refresh routine should be here */ } vm_total_pages = nr_free_pagecache_pages(); |