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author | David S. Miller <davem@davemloft.net> | 2008-03-17 23:44:31 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-03-17 23:44:31 -0700 |
commit | 2f633928cbba8a5858bb39b11e7219a41b0fbef5 (patch) | |
tree | 9a82f4b7f2c3afe4b0208d8e44ea61bae90a7d22 /arch/s390/kernel/smp.c | |
parent | [IPV4]: esp_output() misannotations (diff) | |
parent | Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev (diff) | |
download | linux-dev-2f633928cbba8a5858bb39b11e7219a41b0fbef5.tar.xz linux-dev-2f633928cbba8a5858bb39b11e7219a41b0fbef5.zip |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/s390/kernel/smp.c')
-rw-r--r-- | arch/s390/kernel/smp.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 818bd09c0260..8f894d380a62 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -629,14 +629,8 @@ static int __cpuinit smp_alloc_lowcore(int cpu) panic_stack = __get_free_page(GFP_KERNEL); if (!panic_stack || !async_stack) goto out; - /* - * Only need to copy the first 512 bytes from address 0. But since - * the compiler emits a warning if src == NULL for memcpy use copy_page - * instead. Copies more than needed but this code is not performance - * critical. - */ - copy_page(lowcore, &S390_lowcore); - memset((void *)lowcore + 512, 0, sizeof(*lowcore) - 512); + memcpy(lowcore, &S390_lowcore, 512); + memset((char *)lowcore + 512, 0, sizeof(*lowcore) - 512); lowcore->async_stack = async_stack + ASYNC_SIZE; lowcore->panic_stack = panic_stack + PAGE_SIZE; |