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tracing/kprobes: Add short documentation for HAVE_REGS_AND_STACK_ACCESS_API

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So that arch developers know how to implement it without the
need to dig into changelogs.

Reported-by: Mike Frysinger <[email protected]>
Signed-off-by: Heiko Carstens <[email protected]>
Acked-by: Masami Hiramatsu <[email protected]>
Cc: Martin Schwidefsky <[email protected]>
Cc: "David S . Miller" <[email protected]>
Cc: Paul Mundt <[email protected]>
Cc: Steven Rostedt <[email protected]>
LKML-Reference: <[email protected]>
[added reference to ptrace.h in the config help]
Signed-off-by: Frederic Weisbecker <[email protected]>
This commit is contained in:
Heiko Carstens 2010-02-18 14:25:21 +01:00 • committed by Frederic Weisbecker
commit e01292b1fd
1 changed files with 5 additions and 0 deletions
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5
arch/Kconfig
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@ -123,6 +123,11 @@ config USE_GENERIC_SMP_HELPERS
config HAVE_REGS_AND_STACK_ACCESS_API
bool
help
This symbol should be selected by an architecure if it supports
the API needed to access registers and stack entries from pt_regs,
declared in asm/ptrace.h
For example the kprobes-based event tracer needs this API.
config HAVE_CLK
bool