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Date: Thu, 1 Mar 2007 02:18:35 -0500 From: Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca> To: Andrew Morton <akpm@...ux-foundation.org> Cc: linux-kernel@...r.kernel.org, Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca> Subject: [PATCH] linux-kernel-markers-non-optimized-architures-fallback-flags linux-kernel-markers-non-optimized-architures-fallback-flags - asm-generic/marker.h is now only used as a fallback defining _MARK as MARK_GENERIC. - flags support Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca> --- a/include/asm-generic/marker.h +++ b/include/asm-generic/marker.h @@ -1,8 +1,11 @@ +#ifndef _ASM_GENERIC_MARKER_H +#define _ASM_GENERIC_MARKER_H + /* * marker.h * * Code markup for dynamic and static tracing. Generic header. * * This file is released under the GPLv2. * See the file COPYING for more details. * @@ -10,31 +13,18 @@ * "used" attribute to fix a gcc 4.1.x bug. */ -#ifdef CONFIG_MARKERS +#define _MF_DEFAULT (_MF_LOCKDEP | _MF_PRINTK) -#define GEN_MARK(name, format, args...) \ - do { \ - static marker_probe_func *__mark_call_##name = \ - __mark_empty_function; \ - static char __marker_enable_##name = 0; \ - static const struct __mark_marker_c __mark_c_##name \ - __attribute__((section(".markers.c"))) = \ - { #name, &__mark_call_##name, format, \ - MARKER_GENERIC } ; \ - static const struct __mark_marker __mark_##name \ - __attribute__((section(".markers"))) = \ - { &__mark_c_##name, &__marker_enable_##name } ; \ - asm volatile ( "" : : "i" (&__mark_##name)); \ - __mark_check_format(format, ## args); \ - if (unlikely(__marker_enable_##name)) { \ - preempt_disable(); \ - (*__mark_call_##name)(format, ## args); \ - preempt_enable(); \ - } \ - } while (0) +#define MARK_OPTIMIZED MARK_GENERIC +#define _MARK MARK_GENERIC +#define MARK(format, args...) _MARK(_MF_DEFAULT, format, ## args) +#define MARK_OPTIMIZED_ENABLE_IMMEDIATE_OFFSET \ + MARK_GENERIC_ENABLE_IMMEDIATE_OFFSET +#define MARK_OPTIMIZED_ENABLE_TYPE MARK_GENERIC_ENABLE_TYPE +/* Dereference enable as lvalue from a pointer to its instruction */ +#define MARK_OPTIMIZED_ENABLE MARK_GENERIC_ENABLE -#define GEN_MARK_ENABLE_IMMEDIATE_OFFSET 0 -#define GEN_MARK_ENABLE_TYPE char +#define marker_optimized_set_enable marker_generic_set_enable -#endif +#endif /* _ASM_GENERIC_MARKER_H */ -- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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