diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 10:17:15 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 10:17:15 +0200 |
commit | 28638ea4f8adb63f837e4436560ab16ab0388587 (patch) | |
tree | 2dab7a03d7696697c82ba62a03700d3a2f3639b1 /include/asm-um/mmu_context.h | |
parent | f781b03c4b1c713ac000877c8bbc31fc4164a29b (diff) | |
parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) |
Merge branch 'linus' into x86/nmitip-x86-nmi-2008-06-16_09.20_Mon
Conflicts:
arch/x86/kernel/nmi_32.c
Diffstat (limited to 'include/asm-um/mmu_context.h')
-rw-r--r-- | include/asm-um/mmu_context.h | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/include/asm-um/mmu_context.h b/include/asm-um/mmu_context.h index 6686fc524ca1..54f42e8b0105 100644 --- a/include/asm-um/mmu_context.h +++ b/include/asm-um/mmu_context.h @@ -22,16 +22,10 @@ extern void force_flush_all(void); static inline void activate_mm(struct mm_struct *old, struct mm_struct *new) { /* - * This is called by fs/exec.c and fs/aio.c. In the first case, for an - * exec, we don't need to do anything as we're called from userspace - * and thus going to use a new host PID. In the second, we're called - * from a kernel thread, and thus need to go doing the mmap's on the - * host. Since they're very expensive, we want to avoid that as far as - * possible. + * This is called by fs/exec.c and sys_unshare() + * when the new ->mm is used for the first time. */ - if (old != new && (current->flags & PF_BORROWED_MM)) - __switch_mm(&new->context.id); - + __switch_mm(&new->context.id); arch_dup_mmap(old, new); } |