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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2018-04-11 15:18:01 +1000 |
---|---|---|
committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-08-07 21:49:28 +1000 |
commit | e27e0a94651e30912443e88642e698240e01cd57 (patch) | |
tree | 6ca9319427096d62d237501771847fd0b2868d16 | |
parent | dbc5740247961d6b060737620520dc5435926ffe (diff) | |
download | linux-stable-e27e0a94651e30912443e88642e698240e01cd57.tar.gz linux-stable-e27e0a94651e30912443e88642e698240e01cd57.tar.bz2 linux-stable-e27e0a94651e30912443e88642e698240e01cd57.zip |
powerpc/xive: Remove xive_kexec_teardown_cpu()
It's identical to xive_teardown_cpu() so just use the latter
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
-rw-r--r-- | arch/powerpc/include/asm/xive.h | 1 | ||||
-rw-r--r-- | arch/powerpc/platforms/powernv/setup.c | 2 | ||||
-rw-r--r-- | arch/powerpc/platforms/pseries/kexec.c | 2 | ||||
-rw-r--r-- | arch/powerpc/sysdev/xive/common.c | 22 |
4 files changed, 2 insertions, 25 deletions
diff --git a/arch/powerpc/include/asm/xive.h b/arch/powerpc/include/asm/xive.h index 8d1a2792484f..3c704f5dd3ae 100644 --- a/arch/powerpc/include/asm/xive.h +++ b/arch/powerpc/include/asm/xive.h @@ -87,7 +87,6 @@ extern int xive_smp_prepare_cpu(unsigned int cpu); extern void xive_smp_setup_cpu(void); extern void xive_smp_disable_cpu(void); extern void xive_teardown_cpu(void); -extern void xive_kexec_teardown_cpu(int secondary); extern void xive_shutdown(void); extern void xive_flush_interrupt(void); diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c index f96df0a25d05..7b09f66ee8c6 100644 --- a/arch/powerpc/platforms/powernv/setup.c +++ b/arch/powerpc/platforms/powernv/setup.c @@ -314,7 +314,7 @@ static void pnv_kexec_cpu_down(int crash_shutdown, int secondary) u64 reinit_flags; if (xive_enabled()) - xive_kexec_teardown_cpu(secondary); + xive_teardown_cpu(); else xics_kexec_teardown_cpu(secondary); diff --git a/arch/powerpc/platforms/pseries/kexec.c b/arch/powerpc/platforms/pseries/kexec.c index 46fbaef69a59..23f54223ed56 100644 --- a/arch/powerpc/platforms/pseries/kexec.c +++ b/arch/powerpc/platforms/pseries/kexec.c @@ -58,7 +58,7 @@ void pseries_kexec_cpu_down(int crash_shutdown, int secondary) } if (xive_enabled()) { - xive_kexec_teardown_cpu(secondary); + xive_teardown_cpu(); if (!secondary) xive_shutdown(); diff --git a/arch/powerpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c index 4758173df426..e8f5b0551095 100644 --- a/arch/powerpc/sysdev/xive/common.c +++ b/arch/powerpc/sysdev/xive/common.c @@ -1408,28 +1408,6 @@ void xive_teardown_cpu(void) xive_cleanup_cpu_queues(cpu, xc); } -void xive_kexec_teardown_cpu(int secondary) -{ - struct xive_cpu *xc = __this_cpu_read(xive_cpu); - unsigned int cpu = smp_processor_id(); - - /* Set CPPR to 0 to disable flow of interrupts */ - xc->cppr = 0; - out_8(xive_tima + xive_tima_offset + TM_CPPR, 0); - - /* Backend cleanup if any */ - if (xive_ops->teardown_cpu) - xive_ops->teardown_cpu(cpu, xc); - -#ifdef CONFIG_SMP - /* Get rid of IPI */ - xive_cleanup_cpu_ipi(cpu, xc); -#endif - - /* Disable and free the queues */ - xive_cleanup_cpu_queues(cpu, xc); -} - void xive_shutdown(void) { xive_ops->shutdown(); |