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| author |   Michael Ellerman <michael@ellerman.id.au> | 2005-11-04 12:09:42 +1100 |
|---|---|---|
| committer | Michael Ellerman <michael@ellerman.id.au> | 2005-11-04 12:09:42 +1100 |
| commit | b8f510219edc719d4c305918e16edc578bcfc16f (patch) | |
| tree | 7f0303abf4ce15d1f35516ee36fc8aebc270db6d /arch/ppc64 | |
| parent | powerpc: Cleanup vpa code (diff) | |
| download | linux-dev-b8f510219edc719d4c305918e16edc578bcfc16f.tar.xz linux-dev-b8f510219edc719d4c305918e16edc578bcfc16f.zip | |
powerpc: Implement smp_release_cpus() in C not asm
There's no reason for smp_release_cpus() to be asm, and most people can make
more sense of C code. Add an extern declaration to smp.h and remove the custom
one in machine_kexec.c
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Diffstat (limited to 'arch/ppc64')
| -rw-r--r-- | arch/ppc64/kernel/head.S | 18 | ||||
| -rw-r--r-- | arch/ppc64/kernel/machine_kexec.c | 1 |
2 files changed, 0 insertions, 19 deletions
diff --git a/arch/ppc64/kernel/head.S b/arch/ppc64/kernel/head.S index 0b65efe1682e..db1cf397be2d 100644 --- a/arch/ppc64/kernel/head.S +++ b/arch/ppc64/kernel/head.S @@ -1914,24 +1914,6 @@ _GLOBAL(hmt_start_secondary) blr #endif -#if defined(CONFIG_KEXEC) || defined(CONFIG_SMP) -_GLOBAL(smp_release_cpus) - /* All secondary cpus are spinning on a common - * spinloop, release them all now so they can start - * to spin on their individual paca spinloops. - * For non SMP kernels, the secondary cpus never - * get out of the common spinloop. - * XXX This does nothing useful on iSeries, secondaries are - * already waiting on their paca. - */ - li r3,1 - LOADADDR(r5,__secondary_hold_spinloop) - std r3,0(r5) - sync - blr -#endif /* CONFIG_SMP */ - - /* * We put a few things here that have to be page-aligned. * This stuff goes at the beginning of the bss, which is page-aligned. diff --git a/arch/ppc64/kernel/machine_kexec.c b/arch/ppc64/kernel/machine_kexec.c index bf7cc4f8210f..ff8679f260f3 100644 --- a/arch/ppc64/kernel/machine_kexec.c +++ b/arch/ppc64/kernel/machine_kexec.c @@ -244,7 +244,6 @@ static void kexec_prepare_cpus(void) static void kexec_prepare_cpus(void) { - extern void smp_release_cpus(void); /* * move the secondarys to us so that we can copy * the new kernel 0-0x100 safely |