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authorMasami Hiramatsu <mhiramat@redhat.com>2008-09-09 16:02:56 -0400
committerMasami Hiramatsu <mhiramat@redhat.com>2008-09-09 16:02:56 -0400
commit6270adc1ec2b89a201c932b94fb8ec8abc4e977f (patch)
treedf0bf7331aa0889afee06bac90b6423ba71cb680 /stapprobes.5.in
parentbc54e71c6747fa2c234737d3a715b0decc3663b2 (diff)
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Add $argN context variables on per-process-syscall probes
Diffstat (limited to 'stapprobes.5.in')
-rw-r--r--stapprobes.5.in9
1 files changed, 7 insertions, 2 deletions
diff --git a/stapprobes.5.in b/stapprobes.5.in
index ecc6956c..6e8c3ff2 100644
--- a/stapprobes.5.in
+++ b/stapprobes.5.in
@@ -421,8 +421,13 @@ probe gets called when a thread described by PID or PATH dies.
A
.B .syscall
probe gets called when a thread described by PID or PATH makes a
-system call. The system call number is available in the "$syscall"
-context variable.
+system call. The system call number is available in the
+.BR $syscall
+context variable, and the first 6 arguments of the system call
+are available in the
+.BR $argN
+(ex. $arg1, $arg2, ...) context variable.
+
A
.B .syscall.return
probe gets called when a thread described by PID or PATH returns from a