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authorfche <fche>2007-03-22 20:54:27 +0000
committerfche <fche>2007-03-22 20:54:27 +0000
commit37ebca01742fea41602ecb5b471d3367a1e2c64b (patch)
tree7aadf5c821ef9744a72ba236bfabdad745ca3d9f /stapprobes.5.in
parent41f49ea56914d10d91c292a80d864fb8cee4d6f1 (diff)
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2007-03-22 Frank Ch. Eigler <fche@elastic.org>
PR 4224. * staptree.h (probe): Add privileged field. * elaborate.cxx, parse.cxx: Pass privileged flag to probes. * tapsets.cxx (dwarf_query): Add has_absolute field. (dwarf_derived_probe ctor): Tolerate it. (register_patterns): Expose it. (dwarf_builder::build): Implement it with no dwfl whatsoever. * NEWS: Document kernel.statement().absolute. * stapprobes.5.in: Ditto. 2007-03-22 Frank Ch. Eigler <fche@elastic.org> PR 4224. * systemtap.base/probefunc.exp: Use kernel.statement().absolute instead with grep-found schedule_tick address. * semko/thirtyseven.stp, thirtyeight.stp: New tests. * buildok/twentyeight.stp: New test. 2007-03-22 Frank Ch. Eigler <fche@elastic.org> * sym.c (_stp_module_relocate): Tolerate empty section string.
Diffstat (limited to 'stapprobes.5.in')
-rw-r--r--stapprobes.5.in6
1 files changed, 5 insertions, 1 deletions
diff --git a/stapprobes.5.in b/stapprobes.5.in
index 59daee8e..9f97ef01 100644
--- a/stapprobes.5.in
+++ b/stapprobes.5.in
@@ -183,6 +183,8 @@ module(MPATTERN).inline(PATTERN)
.br
kernel.statement(PATTERN)
.br
+kernel.statement(ADDRESS).absolute
+.br
module(MPATTERN).statement(PATTERN)
.ESAMPLE
In the above list, MPATTERN stands for a string literal that aims to
@@ -200,7 +202,9 @@ wildcard pattern, such as
Finally, the third part is optional if the file name part was given,
and identifies the line number in the source file, preceded by a ":".
As an alternative, PATTERN may be a numeric constant, indicating an
-(module-relative or kernel-absolute) address.
+(module-relative or kernel-_stext-relative) address. In guru mode
+only, absolute kernel addresses may be specified with the ".absolute"
+suffix.
.PP
Some of the source-level variables, such as function parameters,
locals, globals visible in the compilation unit, may be visible to