diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-02 09:55:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-02 09:55:14 -0700 |
| commit | e09a1fa9be6ec5be07edfdeedbca2f11eeac1360 (patch) | |
| tree | 3f44dec88297b3745a874e709a1a07d0094f55ef /arch | |
| parent | ac0bc7899afc5b69abff64472e2ac4869fd97ff6 (diff) | |
| parent | 527bf129f9a780e11b251cf2467dc30118a57d16 (diff) | |
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 boot fix from Peter Anvin:
"A single very small boot fix for very large memory systems (> 0.5T)"
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/mm: Fix boot crash with DEBUG_PAGE_ALLOC=y and more than 512G RAM
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/mm/init.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index 2ec29ac78ae..04664cdb7fd 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -78,8 +78,8 @@ __ref void *alloc_low_pages(unsigned int num) return __va(pfn << PAGE_SHIFT); } -/* need 4 4k for initial PMD_SIZE, 4k for 0-ISA_END_ADDRESS */ -#define INIT_PGT_BUF_SIZE (5 * PAGE_SIZE) +/* need 3 4k for initial PMD_SIZE, 3 4k for 0-ISA_END_ADDRESS */ +#define INIT_PGT_BUF_SIZE (6 * PAGE_SIZE) RESERVE_BRK(early_pgt_alloc, INIT_PGT_BUF_SIZE); void __init early_alloc_pgt_buf(void) { |