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| author | Andi Kleen <ak@suse.de> | 2005-09-12 18:49:24 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-12 10:50:56 -0700 |
| commit | 47e5701e37cf10948c3f2952870d9f18b6e84965 (patch) | |
| tree | 7961742d494264e1ade896c77d6ba2834e8fc6d6 /arch/x86_64 | |
| parent | 016102dea838e8526a4bc57821309f0cd9db81b7 (diff) | |
| download | kernel-crypto-47e5701e37cf10948c3f2952870d9f18b6e84965.tar.gz kernel-crypto-47e5701e37cf10948c3f2952870d9f18b6e84965.tar.xz kernel-crypto-47e5701e37cf10948c3f2952870d9f18b6e84965.zip | |
[PATCH] x86-64: Remove freeing of SMP trampoline pages
Nick points out it never worked because PageReserved was
set and it might cause problems later on. Also HOTPLUG_CPU
is much more common now so let's care not too much
about the !hotplug case.
Cc: nickpiggin@yahoo.com.au
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64')
| -rw-r--r-- | arch/x86_64/kernel/smpboot.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c index 277ce5e91e0..5b7aadbef5f 100644 --- a/arch/x86_64/kernel/smpboot.c +++ b/arch/x86_64/kernel/smpboot.c @@ -859,17 +859,6 @@ static __cpuinit void smp_cleanup_boot(void) * Reset trampoline flag */ *((volatile int *) phys_to_virt(0x467)) = 0; - -#ifndef CONFIG_HOTPLUG_CPU - /* - * Free pages reserved for SMP bootup. - * When you add hotplug CPU support later remove this - * Note there is more work to be done for later CPU bootup. - */ - - free_page((unsigned long) __va(PAGE_SIZE)); - free_page((unsigned long) __va(SMP_TRAMPOLINE_BASE)); -#endif } /* |