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Date: Thu, 11 Jan 2007 19:02:18 -0500 From: Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca> To: linux-kernel@...r.kernel.org Cc: Linus Torvalds <torvalds@...l.org>, Andrew Morton <akpm@...l.org>, Ingo Molnar <mingo@...hat.com>, Greg Kroah-Hartman <gregkh@...e.de>, Christoph Hellwig <hch@...radead.org>, ltt-dev@...fik.org, systemtap@...rces.redhat.com, Douglas Niehaus <niehaus@...s.ku.edu>, Thomas Gleixner <tglx@...utronix.de>, Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca> Subject: [PATCH 05/05] Linux Kernel Markers, non optimised architectures Linux Kernel Markers, non optimised architectures This patch also includes marker code for non optimised architectures. Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca> --- /dev/null +++ b/include/asm-arm/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-cris/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-frv/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-generic/marker.h @@ -0,0 +1,49 @@ +/* + * 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. + * + * Note : the empty asm volatile with read constraint is used here instead of a + * "used" attribute to fix a gcc 4.1.x bug. + */ + +struct __mark_marker_c { + const char *name; + marker_probe_func **call; + const char *format; +} __attribute__((packed)); + +struct __mark_marker { + const struct __mark_marker_c *cmark; + volatile char *enable; +} __attribute__((packed)); + +#ifdef CONFIG_MARKERS + +#define MARK(name, format, args...) \ + do { \ + static marker_probe_func *__mark_call_##name = \ + __mark_empty_function; \ + volatile static char __marker_enable_##name = 0; \ + static const struct __mark_marker_c __mark_c_##name \ + __attribute__((section(".markers.c"))) = \ + { #name, &__mark_call_##name, format } ; \ + 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_no_resched(); \ + } \ + } while (0) + + +#define MARK_ENABLE_IMMEDIATE_OFFSET 0 + +#endif --- /dev/null +++ b/include/asm-h8300/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-ia64/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-m32r/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-m68k/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-m68knommu/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-mips/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-parisc/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-ppc/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-s390/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-sh64/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-sh/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-sparc64/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-sparc/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-um/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-v850/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-x86_64/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> --- /dev/null +++ b/include/asm-xtensa/marker.h @@ -0,0 +1,13 @@ +/* + * marker.h + * + * Code markup for dynamic and static tracing. Architecture specific + * optimisations. + * + * No optimisation implemented. + * + * This file is released under the GPLv2. + * See the file COPYING for more details. + */ + +#include <asm-generic/marker.h> - 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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