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Merge branch 'tracing-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

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* 'tracing-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (241 commits)
  sched, trace: update trace_sched_wakeup()
  tracing/ftrace: don't trace on early stage of a secondary cpu boot, v3
  Revert "x86: disable X86_PTRACE_BTS"
  ring-buffer: prevent false positive warning
  ring-buffer: fix dangling commit race
  ftrace: enable format arguments checking
  x86, bts: memory accounting
  x86, bts: add fork and exit handling
  ftrace: introduce tracing_reset_online_cpus() helper
  tracing: fix warnings in kernel/trace/trace_sched_switch.c
  tracing: fix warning in kernel/trace/trace.c
  tracing/ring-buffer: remove unused ring_buffer size
  trace: fix task state printout
  ftrace: add not to regex on filtering functions
  trace: better use of stack_trace_enabled for boot up code
  trace: add a way to enable or disable the stack tracer
  x86: entry_64 - introduce FTRACE_ frame macro v2
  tracing/ftrace: add the printk-msg-only option
  tracing/ftrace: use preempt_enable_no_resched_notrace in ring_buffer_time_stamp()
  x86, bts: correctly report invalid bts records
  ...

Fixed up trivial conflict in scripts/recordmcount.pl due to SH bits
being already partly merged by the SH merge.
This commit is contained in:
Linus Torvalds 2008-12-28 12:21:10 -08:00
commit b0f4b285d7
125 changed files with 8735 additions and 2611 deletions
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18
drivers/char/sysrq.c
View file

@ -274,6 +274,22 @@ static struct sysrq_key_op sysrq_showstate_blocked_op = {
.enable_mask = SYSRQ_ENABLE_DUMP,
};
#ifdef CONFIG_TRACING
#include <linux/ftrace.h>
static void sysrq_ftrace_dump(int key, struct tty_struct *tty)
{
ftrace_dump();
}
static struct sysrq_key_op sysrq_ftrace_dump_op = {
.handler = sysrq_ftrace_dump,
.help_msg = "dumpZ-ftrace-buffer",
.action_msg = "Dump ftrace buffer",
.enable_mask = SYSRQ_ENABLE_DUMP,
};
#else
#define sysrq_ftrace_dump_op (*(struct sysrq_key_op *)0)
#endif
static void sysrq_handle_showmem(int key, struct tty_struct *tty)
{
@ -406,7 +422,7 @@ static struct sysrq_key_op *sysrq_key_table[36] = {
NULL, /* x */
/* y: May be registered on sparc64 for global register dump */
NULL, /* y */
NULL /* z */
&sysrq_ftrace_dump_op, /* z */
};
/* key2index calculation, -1 on invalid index */

8
drivers/md/dm.c
View file

@ -21,6 +21,7 @@
#include <linux/idr.h>
#include <linux/hdreg.h>
#include <linux/blktrace_api.h>
#include <trace/block.h>
#define DM_MSG_PREFIX "core"
@ -51,6 +52,8 @@ struct dm_target_io {
union map_info info;
};
DEFINE_TRACE(block_bio_complete);
union map_info *dm_get_mapinfo(struct bio *bio)
{
if (bio && bio->bi_private)
@ -504,8 +507,7 @@ static void dec_pending(struct dm_io *io, int error)
end_io_acct(io);
if (io->error != DM_ENDIO_REQUEUE) {
blk_add_trace_bio(io->md->queue, io->bio,
BLK_TA_COMPLETE);
trace_block_bio_complete(io->md->queue, io->bio);
bio_endio(io->bio, io->error);
}
@ -598,7 +600,7 @@ static void __map_bio(struct dm_target *ti, struct bio *clone,
if (r == DM_MAPIO_REMAPPED) {
/* the bio has been remapped so dispatch it */
blk_add_trace_remap(bdev_get_queue(clone->bi_bdev), clone,
trace_block_remap(bdev_get_queue(clone->bi_bdev), clone,
tio->io->bio->bi_bdev->bd_dev,
clone->bi_sector, sector);