Messages in this thread Patch in this message | | | Subject | [PATCH 3/3] stack overflow safe kdump (2.6.18-rc1-i386) - ipi_use_safe_smp_processor_id | From | Fernando Luis Vázquez Cao <> | Date | Mon, 10 Jul 2006 16:54:01 +0900 |
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Substitute "smp_processor_id" with the stack overflow-safe "safe_smp_processor_id" in the send IPI functions, since they are used after a crash to shutdown CPUs.
Signed-off-by: Fernando Vazquez <fernando@intellilink.co.jp> ---
diff -urNp linux-2.6.18-rc1/include/asm-i386/mach-bigsmp/mach_ipi.h linux-2.6.18-rc1-sof/include/asm-i386/mach-bigsmp/mach_ipi.h --- linux-2.6.18-rc1/include/asm-i386/mach-bigsmp/mach_ipi.h 2006-06-18 10:49:35.000000000 +0900 +++ linux-2.6.18-rc1-sof/include/asm-i386/mach-bigsmp/mach_ipi.h 2006-07-10 16:13:33.000000000 +0900 @@ -11,7 +11,7 @@ static inline void send_IPI_mask(cpumask static inline void send_IPI_allbutself(int vector) { cpumask_t mask = cpu_online_map; - cpu_clear(smp_processor_id(), mask); + cpu_clear(safe_smp_processor_id(), mask); if (!cpus_empty(mask)) send_IPI_mask(mask, vector); diff -urNp linux-2.6.18-rc1/include/asm-i386/mach-default/mach_ipi.h linux-2.6.18-rc1-sof/include/asm-i386/mach-default/mach_ipi.h --- linux-2.6.18-rc1/include/asm-i386/mach-default/mach_ipi.h 2006-07-10 11:00:05.000000000 +0900 +++ linux-2.6.18-rc1-sof/include/asm-i386/mach-default/mach_ipi.h 2006-07-10 16:14:15.000000000 +0900 @@ -19,7 +19,7 @@ static inline void __local_send_IPI_allb if (no_broadcast || vector == NMI_VECTOR) { cpumask_t mask = cpu_online_map; - cpu_clear(smp_processor_id(), mask); + cpu_clear(safe_smp_processor_id(), mask); send_IPI_mask(mask, vector); } else __send_IPI_shortcut(APIC_DEST_ALLBUT, vector); diff -urNp linux-2.6.18-rc1/include/asm-i386/mach-es7000/mach_ipi.h linux-2.6.18-rc1-sof/include/asm-i386/mach-es7000/mach_ipi.h --- linux-2.6.18-rc1/include/asm-i386/mach-es7000/mach_ipi.h 2006-06-18 10:49:35.000000000 +0900 +++ linux-2.6.18-rc1-sof/include/asm-i386/mach-es7000/mach_ipi.h 2006-07-10 16:14:51.000000000 +0900 @@ -11,7 +11,7 @@ static inline void send_IPI_mask(cpumask static inline void send_IPI_allbutself(int vector) { cpumask_t mask = cpu_online_map; - cpu_clear(smp_processor_id(), mask); + cpu_clear(safe_smp_processor_id(), mask); if (!cpus_empty(mask)) send_IPI_mask(mask, vector); } diff -urNp linux-2.6.18-rc1/include/asm-i386/mach-numaq/mach_ipi.h linux-2.6.18-rc1-sof/include/asm-i386/mach-numaq/mach_ipi.h --- linux-2.6.18-rc1/include/asm-i386/mach-numaq/mach_ipi.h 2006-06-18 10:49:35.000000000 +0900 +++ linux-2.6.18-rc1-sof/include/asm-i386/mach-numaq/mach_ipi.h 2006-07-10 16:15:26.000000000 +0900 @@ -11,7 +11,7 @@ static inline void send_IPI_mask(cpumask static inline void send_IPI_allbutself(int vector) { cpumask_t mask = cpu_online_map; - cpu_clear(smp_processor_id(), mask); + cpu_clear(safe_smp_processor_id(), mask); if (!cpus_empty(mask)) send_IPI_mask(mask, vector); diff -urNp linux-2.6.18-rc1/include/asm-i386/mach-summit/mach_ipi.h linux-2.6.18-rc1-sof/include/asm-i386/mach-summit/mach_ipi.h --- linux-2.6.18-rc1/include/asm-i386/mach-summit/mach_ipi.h 2006-06-18 10:49:35.000000000 +0900 +++ linux-2.6.18-rc1-sof/include/asm-i386/mach-summit/mach_ipi.h 2006-07-10 16:16:06.000000000 +0900 @@ -11,7 +11,7 @@ static inline void send_IPI_mask(cpumask static inline void send_IPI_allbutself(int vector) { cpumask_t mask = cpu_online_map; - cpu_clear(smp_processor_id(), mask); + cpu_clear(safe_smp_processor_id(), mask); if (!cpus_empty(mask)) send_IPI_mask(mask, vector);
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