diff options
Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r-- | mm/vmalloc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c index ae007462b7f6..7f35fe2cf9e7 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c | |||
@@ -31,6 +31,7 @@ | |||
31 | #include <asm/tlbflush.h> | 31 | #include <asm/tlbflush.h> |
32 | #include <asm/shmparam.h> | 32 | #include <asm/shmparam.h> |
33 | 33 | ||
34 | bool vmap_lazy_unmap __read_mostly = true; | ||
34 | 35 | ||
35 | /*** Page table manipulation functions ***/ | 36 | /*** Page table manipulation functions ***/ |
36 | 37 | ||
@@ -502,6 +503,9 @@ static unsigned long lazy_max_pages(void) | |||
502 | { | 503 | { |
503 | unsigned int log; | 504 | unsigned int log; |
504 | 505 | ||
506 | if (!vmap_lazy_unmap) | ||
507 | return 0; | ||
508 | |||
505 | log = fls(num_online_cpus()); | 509 | log = fls(num_online_cpus()); |
506 | 510 | ||
507 | return log * (32UL * 1024 * 1024 / PAGE_SIZE); | 511 | return log * (32UL * 1024 * 1024 / PAGE_SIZE); |