diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-01-08 13:55:52 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-01-08 13:55:52 -0800 |
| commit | 80e23b7cea77fa29a4c902aa53e87c53c5e054c5 (patch) | |
| tree | b428bdfc70cb3f0d909d5a2cb46a728ff67c205d /arch/x86/kernel | |
| parent | 00cd25b29ba946b7d0907157577ab5cf421bd50e (diff) | |
| parent | 7f41c2e1523f628cc248e34192162aec5728bed7 (diff) | |
| download | linux-80e23b7cea77fa29a4c902aa53e87c53c5e054c5.tar.gz linux-80e23b7cea77fa29a4c902aa53e87c53c5e054c5.tar.bz2 linux-80e23b7cea77fa29a4c902aa53e87c53c5e054c5.zip | |
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-tip:
x86, irq: Check move_in_progress before freeing the vector mapping
x86: copy_from_user() should not return -EFAULT
Revert "x86: Side-step lguest problem by only building cmpxchg8b_emu for pre-Pentium"
x86/pci: Intel ioh bus num reg accessing fix
x86: Fix size for ex trampoline with 32bit
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/apic/io_apic.c | 7 | ||||
| -rw-r--r-- | arch/x86/kernel/e820.c | 4 |
2 files changed, 9 insertions, 2 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index de00c4619a55..53243ca7816d 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -2434,6 +2434,13 @@ asmlinkage void smp_irq_move_cleanup_interrupt(void) cfg = irq_cfg(irq); raw_spin_lock(&desc->lock); + /* + * Check if the irq migration is in progress. If so, we + * haven't received the cleanup request yet for this irq. + */ + if (cfg->move_in_progress) + goto unlock; + if (vector == cfg->vector && cpumask_test_cpu(me, cfg->domain)) goto unlock; diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 05ed7ab2ca48..a1a7876cadcb 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -733,13 +733,13 @@ struct early_res { }; static struct early_res early_res[MAX_EARLY_RES] __initdata = { { 0, PAGE_SIZE, "BIOS data page", 1 }, /* BIOS data page */ -#ifdef CONFIG_X86_32 +#if defined(CONFIG_X86_32) && defined(CONFIG_X86_TRAMPOLINE) /* * But first pinch a few for the stack/trampoline stuff * FIXME: Don't need the extra page at 4K, but need to fix * trampoline before removing it. (see the GDT stuff) */ - { PAGE_SIZE, PAGE_SIZE, "EX TRAMPOLINE", 1 }, + { PAGE_SIZE, PAGE_SIZE + PAGE_SIZE, "EX TRAMPOLINE", 1 }, #endif {} |