Commit-ID: 095b3a6a030f7d4f24825ae93fc384b3d4b4fafa Gitweb: http://git.kernel.org/tip/095b3a6a030f7d4f24825ae93fc384b3d4b4fafa Author: Ingo Molnar <mingo@xxxxxxx> AuthorDate: Wed, 3 Jun 2009 20:13:51 +0200 Committer: Ingo Molnar <mingo@xxxxxxx> CommitDate: Wed, 3 Jun 2009 20:15:15 +0200 perf_counter tools: Optimize harder Use -O6 to build the tools. Before: 12387507370 instructions # 3121.653 M/sec After: 6244894971 instructions # 3458.437 M/sec Almost twice as fast! Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> Cc: Mike Galbraith <efault@xxxxxx> Cc: Paul Mackerras <paulus@xxxxxxxxx> Cc: Corey Ashford <cjashfor@xxxxxxxxxxxxxxxxxx> Cc: Marcelo Tosatti <mtosatti@xxxxxxxxxx> Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@xxxxxxx> --- Documentation/perf_counter/Makefile | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/Documentation/perf_counter/Makefile b/Documentation/perf_counter/Makefile index eae8856..005709b 100644 --- a/Documentation/perf_counter/Makefile +++ b/Documentation/perf_counter/Makefile @@ -159,7 +159,7 @@ uname_V := $(shell sh -c 'uname -v 2>/dev/null || echo not') # CFLAGS and LDFLAGS are for the users to override from the command line. -CFLAGS = -ggdb3 -Wall -Werror -Wstrict-prototypes -Wmissing-declarations -Wmissing-prototypes -std=gnu99 -Wdeclaration-after-statement +CFLAGS = -ggdb3 -Wall -Werror -Wstrict-prototypes -Wmissing-declarations -Wmissing-prototypes -std=gnu99 -Wdeclaration-after-statement -O6 LDFLAGS = -lpthread -lrt -lelf ALL_CFLAGS = $(CFLAGS) ALL_LDFLAGS = $(LDFLAGS) -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html