Messages in this thread | | | From | Jiri Olsa <> | Subject | [PATCH 0/2] x86: separating entry text section + kprobes fix | Date | Mon, 21 Feb 2011 15:25:11 +0100 |
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hi,
while fixing the optimized kprobes issue, we found out that separating the entry text section might have performance benefits with regards to the instruction cache usage.
attached patches: 1/2 - x86: separating entry text section 2/2 - kprobes: disabling optimized kprobes for entry text section
wbr, jirka --- arch/x86/ia32/ia32entry.S | 2 ++ arch/x86/kernel/entry_32.S | 6 ++++-- arch/x86/kernel/entry_64.S | 6 ++++-- arch/x86/kernel/kprobes.c | 8 ++++++++ arch/x86/kernel/vmlinux.lds.S | 1 + include/asm-generic/sections.h | 1 + include/asm-generic/vmlinux.lds.h | 6 ++++++ 7 files changed, 26 insertions(+), 4 deletions(-)
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