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| author | Jeff Garzik <jeff@garzik.org> | 2006-09-24 07:52:47 +0200 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-09-24 07:52:47 +0200 |
| commit | 23930fa1cebfea6f79881c588ccd1b0781e49e3f (patch) | |
| tree | 36d29e3f83661c4f5f45b6f74ac0d5f9886867a8 /mm | |
| parent | [libata] Delete pata_it8172 driver (diff) | |
| parent | Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6 (diff) | |
| download | linux-23930fa1cebfea6f79881c588ccd1b0781e49e3f.tar.xz linux-23930fa1cebfea6f79881c588ccd1b0781e49e3f.zip | |
Merge branch 'master' into upstream
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/mmap.c | 7 | ||||
| -rw-r--r-- | mm/page-writeback.c | 9 | ||||
| -rw-r--r-- | mm/page_alloc.c | 2 |
3 files changed, 17 insertions, 1 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index e66a0b524aff..d799d896d74a 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -64,6 +64,13 @@ pgprot_t protection_map[16] = { __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111 }; +pgprot_t vm_get_page_prot(unsigned long vm_flags) +{ + return protection_map[vm_flags & + (VM_READ|VM_WRITE|VM_EXEC|VM_SHARED)]; +} +EXPORT_SYMBOL(vm_get_page_prot); + int sysctl_overcommit_memory = OVERCOMMIT_GUESS; /* heuristic overcommit */ int sysctl_overcommit_ratio = 50; /* default is 50% */ int sysctl_max_map_count __read_mostly = DEFAULT_MAX_MAP_COUNT; diff --git a/mm/page-writeback.c b/mm/page-writeback.c index e630188ccc40..77a0bc4e261a 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -803,6 +803,15 @@ int test_set_page_writeback(struct page *page) EXPORT_SYMBOL(test_set_page_writeback); /* + * Wakes up tasks that are being throttled due to writeback congestion + */ +void writeback_congestion_end(void) +{ + blk_congestion_end(WRITE); +} +EXPORT_SYMBOL(writeback_congestion_end); + +/* * Return true if any of the pages in the mapping are marged with the * passed tag. */ diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 54a4f5375bba..3b5358a0561f 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -2363,7 +2363,7 @@ int percpu_pagelist_fraction_sysctl_handler(ctl_table *table, int write, return 0; } -__initdata int hashdist = HASHDIST_DEFAULT; +int hashdist = HASHDIST_DEFAULT; #ifdef CONFIG_NUMA static int __init set_hashdist(char *str) |