Bug 15774 - Userspace syscall.return probes do not support $arg variables
Summary: Userspace syscall.return probes do not support $arg variables
Status: RESOLVED WORKSFORME
Alias: None
Product: systemtap
Classification: Unclassified
Component: uprobes (show other bugs)
Version: unspecified
: P2 enhancement
Target Milestone: ---
Assignee: Unassigned
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2013-07-23 18:45 UTC by fyzmat
Modified: 2020-05-20 10:56 UTC (History)
1 user (show)

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Description fyzmat 2013-07-23 18:45:40 UTC
The issue is discussed in the mailing list under the same title:

http://www.sourceware.org/ml/systemtap/2013-q3/msg00039.html
Comment 1 Frank Ch. Eigler 2020-05-20 10:56:52 UTC
The @this* family of macros can be used to easily transport values between matching pairs of probes, even for pairs where @entry() is not applicable.