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author | Jiri Kosina <jkosina@suse.cz> | 2010-12-22 12:57:02 -0500 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2010-12-22 12:57:02 -0500 |
commit | 4b7bd364700d9ac8372eff48832062b936d0793b (patch) | |
tree | 0dbf78c95456a0b02d07fcd473281f04a87e266d /mm/page_alloc.c | |
parent | c0d8768af260e2cbb4bf659ae6094a262c86b085 (diff) | |
parent | 90a8a73c06cc32b609a880d48449d7083327e11a (diff) |
Merge branch 'master' into for-next
Conflicts:
MAINTAINERS
arch/arm/mach-omap2/pm24xx.c
drivers/scsi/bfa/bfa_fcpim.c
Needed to update to apply fixes for which the old branch was too
outdated.
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 f823ee192e94..826ba6922e84 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; | |||
104 | * only be modified with pm_mutex held, unless the suspend/hibernate code is | 104 | * only be modified with pm_mutex held, unless the suspend/hibernate code is |
105 | * guaranteed not to run in parallel with that modification). | 105 | * guaranteed not to run in parallel with that modification). |
106 | */ | 106 | */ |
107 | void set_gfp_allowed_mask(gfp_t mask) | 107 | |
108 | static gfp_t saved_gfp_mask; | ||
109 | |||
110 | void pm_restore_gfp_mask(void) | ||
108 | { | 111 | { |
109 | WARN_ON(!mutex_is_locked(&pm_mutex)); | 112 | WARN_ON(!mutex_is_locked(&pm_mutex)); |
110 | gfp_allowed_mask = mask; | 113 | if (saved_gfp_mask) { |
114 | gfp_allowed_mask = saved_gfp_mask; | ||
115 | saved_gfp_mask = 0; | ||
116 | } | ||
111 | } | 117 | } |
112 | 118 | ||
113 | gfp_t clear_gfp_allowed_mask(gfp_t mask) | 119 | void pm_restrict_gfp_mask(void) |
114 | { | 120 | { |
115 | gfp_t ret = gfp_allowed_mask; | ||
116 | |||
117 | WARN_ON(!mutex_is_locked(&pm_mutex)); | 121 | WARN_ON(!mutex_is_locked(&pm_mutex)); |
118 | gfp_allowed_mask &= ~mask; | 122 | WARN_ON(saved_gfp_mask); |
119 | return ret; | 123 | saved_gfp_mask = gfp_allowed_mask; |
124 | gfp_allowed_mask &= ~GFP_IOFS; | ||
120 | } | 125 | } |
121 | #endif /* CONFIG_PM_SLEEP */ | 126 | #endif /* CONFIG_PM_SLEEP */ |
122 | 127 | ||
@@ -3008,14 +3013,6 @@ static __init_refok int __build_all_zonelists(void *data) | |||
3008 | build_zonelist_cache(pgdat); | 3013 | build_zonelist_cache(pgdat); |
3009 | } | 3014 | } |
3010 | 3015 | ||
3011 | #ifdef CONFIG_MEMORY_HOTPLUG | ||
3012 | /* Setup real pagesets for the new zone */ | ||
3013 | if (data) { | ||
3014 | struct zone *zone = data; | ||
3015 | setup_zone_pageset(zone); | ||
3016 | } | ||
3017 | #endif | ||
3018 | |||
3019 | /* | 3016 | /* |
3020 | * Initialize the boot_pagesets that are going to be used | 3017 | * Initialize the boot_pagesets that are going to be used |
3021 | * for bootstrapping processors. The real pagesets for | 3018 | * for bootstrapping processors. The real pagesets for |
@@ -3064,7 +3061,11 @@ void build_all_zonelists(void *data) | |||
3064 | } else { | 3061 | } else { |
3065 | /* we have to stop all cpus to guarantee there is no user | 3062 | /* we have to stop all cpus to guarantee there is no user |
3066 | of zonelist */ | 3063 | of zonelist */ |
3067 | stop_machine(__build_all_zonelists, data, NULL); | 3064 | #ifdef CONFIG_MEMORY_HOTPLUG |
3065 | if (data) | ||
3066 | setup_zone_pageset((struct zone *)data); | ||
3067 | #endif | ||
3068 | stop_machine(__build_all_zonelists, NULL, NULL); | ||
3068 | /* cpuset refresh routine should be here */ | 3069 | /* cpuset refresh routine should be here */ |
3069 | } | 3070 | } |
3070 | vm_total_pages = nr_free_pagecache_pages(); | 3071 | vm_total_pages = nr_free_pagecache_pages(); |