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| author | Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com> | 2013-10-30 15:34:56 +0100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-12-05 06:04:38 +0100 |
| commit | 0440705049b041d84268ea57f6e90e2f16618897 (patch) | |
| tree | cd03f6d3cd882b115820d61a6c46533c07925456 /arch/powerpc/include | |
| parent | powerpc/book3s: Introduce a early machine check hook in cpu_spec. (diff) | |
| download | linux-0440705049b041d84268ea57f6e90e2f16618897.tar.xz linux-0440705049b041d84268ea57f6e90e2f16618897.zip | |
powerpc/book3s: Add flush_tlb operation in cpu_spec.
This patch introduces flush_tlb operation in cpu_spec structure. This will
help us to invoke appropriate CPU-side flush tlb routine. This patch
adds the foundation to invoke CPU specific flush routine for respective
architectures. Currently this patch introduce flush_tlb for p7 and p8.
Signed-off-by: Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>
Acked-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include')
| -rw-r--r-- | arch/powerpc/include/asm/cputable.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h index c5b107afca4d..617cc767c076 100644 --- a/arch/powerpc/include/asm/cputable.h +++ b/arch/powerpc/include/asm/cputable.h @@ -97,6 +97,11 @@ struct cpu_spec { */ long (*machine_check_early)(struct pt_regs *regs); + /* + * Processor specific routine to flush tlbs. + */ + void (*flush_tlb)(unsigned long inval_selector); + }; extern struct cpu_spec *cur_cpu_spec; |