Messages in this thread Patch in this message | | | Date | Fri, 12 May 2006 09:33:50 -0700 | From | Stephane Eranian <> | Subject | [PATCH 9/11] perfmon2 patch for review: modified powerpc files |
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This patch contains the modified files for powerpc.
diff -ur linux-2.6.17-rc4.orig/arch/powerpc/Kconfig linux-2.6.17-rc4/arch/powerpc/Kconfig --- linux-2.6.17-rc4.orig/arch/powerpc/Kconfig 2006-05-12 03:16:10.000000000 -0700 +++ linux-2.6.17-rc4/arch/powerpc/Kconfig 2006-05-12 03:18:52.000000000 -0700 @@ -299,6 +299,18 @@ bool depends on 4xx || 8xx || E200 default y + +menu "Hardware Performance Monitoring support" +config PERFMON + bool "Perfmon2 performance monitoring interface" + default y + help + include the perfmon2 performance monitoring interface + in the kernel. See <http://www.hpl.hp.com/research/linux/perfmon> for + more details. If you're unsure, say Y. +source "arch/powerpc/perfmon/Kconfig" +endmenu + endmenu source "init/Kconfig" diff -ur linux-2.6.17-rc4.orig/arch/powerpc/Makefile linux-2.6.17-rc4/arch/powerpc/Makefile --- linux-2.6.17-rc4.orig/arch/powerpc/Makefile 2006-05-12 03:16:10.000000000 -0700 +++ linux-2.6.17-rc4/arch/powerpc/Makefile 2006-05-12 03:18:52.000000000 -0700 @@ -135,6 +135,7 @@ arch/powerpc/platforms/ core-$(CONFIG_MATH_EMULATION) += arch/powerpc/math-emu/ core-$(CONFIG_XMON) += arch/powerpc/xmon/ +core-$(CONFIG_PERFMON) += arch/powerpc/perfmon/ drivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/ diff -ur linux-2.6.17-rc4.orig/arch/powerpc/kernel/entry_64.S linux-2.6.17-rc4/arch/powerpc/kernel/entry_64.S --- linux-2.6.17-rc4.orig/arch/powerpc/kernel/entry_64.S 2006-05-12 03:16:10.000000000 -0700 +++ linux-2.6.17-rc4/arch/powerpc/kernel/entry_64.S 2006-05-12 03:18:52.000000000 -0700 @@ -569,6 +569,9 @@ b .ret_from_except_lite 1: bl .save_nvgprs +#ifdef CONFIG_PERFMON + bl .ppc64_pfm_handle_work +#endif /* CONFIG_PERFMON */ li r3,0 addi r4,r1,STACK_FRAME_OVERHEAD bl .do_signal diff -ur linux-2.6.17-rc4.orig/arch/powerpc/kernel/process.c linux-2.6.17-rc4/arch/powerpc/kernel/process.c --- linux-2.6.17-rc4.orig/arch/powerpc/kernel/process.c 2006-05-12 03:16:10.000000000 -0700 +++ linux-2.6.17-rc4/arch/powerpc/kernel/process.c 2006-05-12 03:18:52.000000000 -0700 @@ -35,6 +35,7 @@ #include <linux/mqueue.h> #include <linux/hardirq.h> #include <linux/utsname.h> +#include <linux/perfmon.h> #include <asm/pgtable.h> #include <asm/uaccess.h> @@ -465,6 +466,7 @@ void exit_thread(void) { discard_lazy_cpu_state(); + pfm_exit_thread(current); } void flush_thread(void) @@ -576,6 +578,7 @@ kregs->nip = (unsigned long)ret_from_fork; p->thread.last_syscall = -1; #endif + pfm_copy_thread(p, childregs); return 0; } diff -ur linux-2.6.17-rc4.orig/arch/powerpc/kernel/systbl.S linux-2.6.17-rc4/arch/powerpc/kernel/systbl.S --- linux-2.6.17-rc4.orig/arch/powerpc/kernel/systbl.S 2006-05-12 03:16:10.000000000 -0700 +++ linux-2.6.17-rc4/arch/powerpc/kernel/systbl.S 2006-05-12 03:20:18.000000000 -0700 @@ -338,6 +338,18 @@ SYSCALL(readlinkat) SYSCALL(fchmodat) SYSCALL(faccessat) +SYSCALL(pfm_create_context) +SYSCALL(pfm_write_pmcs) +SYSCALL(pfm_write_pmds) +SYSCALL(pfm_read_pmds) +SYSCALL(pfm_load_context) +SYSCALL(pfm_start) +SYSCALL(pfm_stop) +SYSCALL(pfm_restart) +SYSCALL(pfm_create_evtsets) +SYSCALL(pfm_getinfo_evtsets) +SYSCALL(pfm_delete_evtsets) +SYSCALL(pfm_unload_context) /* * please add new calls to arch/powerpc/platforms/cell/spu_callbacks.c diff -ur linux-2.6.17-rc4.orig/include/asm-powerpc/processor.h linux-2.6.17-rc4/include/asm-powerpc/processor.h --- linux-2.6.17-rc4.orig/include/asm-powerpc/processor.h 2006-05-12 03:16:14.000000000 -0700 +++ linux-2.6.17-rc4/include/asm-powerpc/processor.h 2006-05-12 03:18:52.000000000 -0700 @@ -169,6 +169,7 @@ unsigned long spefscr; /* SPE & eFP status */ int used_spe; /* set if process has used spe */ #endif /* CONFIG_SPE */ + void *pfm_context; }; #define ARCH_MIN_TASKALIGN 16 diff -ur linux-2.6.17-rc4.orig/include/asm-powerpc/unistd.h linux-2.6.17-rc4/include/asm-powerpc/unistd.h --- linux-2.6.17-rc4.orig/include/asm-powerpc/unistd.h 2006-05-12 03:16:14.000000000 -0700 +++ linux-2.6.17-rc4/include/asm-powerpc/unistd.h 2006-05-12 03:23:11.000000000 -0700 @@ -321,8 +321,20 @@ #define __NR_readlinkat 296 #define __NR_fchmodat 297 #define __NR_faccessat 298 - -#define __NR_syscalls 299 +#define __NR_pfm_create_context 299 +#define __NR_pfm_write_pmcs (__NR_pfm_create_context+1) +#define __NR_pfm_write_pmds (__NR_pfm_create_context+2) +#define __NR_pfm_read_pmds (__NR_pfm_create_context+3) +#define __NR_pfm_load_context (__NR_pfm_create_context+4) +#define __NR_pfm_start (__NR_pfm_create_context+5) +#define __NR_pfm_stop (__NR_pfm_create_context+6) +#define __NR_pfm_restart (__NR_pfm_create_context+7) +#define __NR_pfm_create_evtsets (__NR_pfm_create_context+8) +#define __NR_pfm_getinfo_evtsets (__NR_pfm_create_context+9) +#define __NR_pfm_delete_evtsets (__NR_pfm_create_context+10) +#define __NR_pfm_unload_context (__NR_pfm_create_context+11) + +#define __NR_syscalls 310 #ifdef __KERNEL__ #define __NR__exit __NR_exit - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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