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| author | Wu Zhangjin <wuzhangjin@gmail.com> | 2011-01-20 03:28:27 +0800 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2011-03-14 21:07:24 +0100 |
| commit | 9a620a559be65023b5fd5d0eaf37dae884c4f404 (patch) | |
| tree | 3c7e7d69c6ee14088ac8bf08499d9e8afce2710c /Documentation/dynamic-debug-howto.txt | |
| parent | 52bd080d5c87af556bf71e3b07bdd8586166c43b (diff) | |
| download | lwn-9a620a559be65023b5fd5d0eaf37dae884c4f404.tar.gz lwn-9a620a559be65023b5fd5d0eaf37dae884c4f404.zip | |
MIPS, Tracing: Speed up function graph tracer
This simply moves the "ip-=4" statement down to the end of the do { ...
} while (...); loop, which reduces one unneeded subtration and the
subsequent memory loading and comparison.
Signed-off-by: Wu Zhangjin <wuzhangjin@gmail.com>
Cc: Steven Rostedt <srostedt@redhat.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2006/
Signed-off-by: Ralf Baechle <ralf@duck.linux-mips.net>
Diffstat (limited to 'Documentation/dynamic-debug-howto.txt')
0 files changed, 0 insertions, 0 deletions