| commit | 9a3dc7804e9856668caef41efc54179e61ffccc0 | |
| author | Ingo Molnar <mingo@elte.hu> | |
| Wed, 30 Jan 2008 12:33:57 +0000 (30 13:33 +0100) | ||
| committer | Ingo Molnar <mingo@elte.hu> | |
| Wed, 30 Jan 2008 12:33:57 +0000 (30 13:33 +0100) | ||
| tree | a4f154ce7ad556fb5677e154b45747479694482b | treesnapshot (tar.gz zip) |
| parent | 7afe15b9d888050435cd154906828df88d4e667d | commitdiff |
x86: cpa: simplify locking
further simplify cpa locking: since the largepage-split is a
slowpath, use the pgd_lock for the whole operation, intead
of the mmap_sem.
This also makes it suitable for DEBUG_PAGEALLOC purposes again.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
further simplify cpa locking: since the largepage-split is a
slowpath, use the pgd_lock for the whole operation, intead
of the mmap_sem.
This also makes it suitable for DEBUG_PAGEALLOC purposes again.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| arch/x86/mm/pageattr_32.c | diffblobblamehistory |