From: tip-bot for Adrian Hunter <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: tglx@linutronix.de, acme@redhat.com, adrian.hunter@intel.com,
mingo@kernel.org, linux-kernel@vger.kernel.org,
ak@linux.intel.com, hpa@zytor.com
Subject: [tip:perf/core] perf auxtrace: Fix no_size logic in addr_filter__resolve_kernel_syms()
Date: Mon, 27 Mar 2017 22:50:40 -0700 [thread overview]
Message-ID: <tip-c3a0bbc7ad7598dec5a204868bdf8a2b1b51df14@git.kernel.org> (raw)
In-Reply-To: <1490357752-27942-1-git-send-email-adrian.hunter@intel.com>
Commit-ID: c3a0bbc7ad7598dec5a204868bdf8a2b1b51df14
Gitweb: http://git.kernel.org/tip/c3a0bbc7ad7598dec5a204868bdf8a2b1b51df14
Author: Adrian Hunter <adrian.hunter@intel.com>
AuthorDate: Fri, 24 Mar 2017 14:15:52 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 27 Mar 2017 11:58:08 -0300
perf auxtrace: Fix no_size logic in addr_filter__resolve_kernel_syms()
Address filtering with kernel symbols incorrectly resulted in the error
"Cannot determine size of symbol" because the no_size logic was the wrong
way around.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Tested-by: Andi Kleen <ak@linux.intel.com>
Cc: stable@vger.kernel.org # v4.9+
Link: http://lkml.kernel.org/r/1490357752-27942-1-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/auxtrace.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index c5a6e0b1..78bd632 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -1826,7 +1826,7 @@ static int addr_filter__resolve_kernel_syms(struct addr_filter *filt)
filt->addr = start;
if (filt->range && !filt->size && !filt->sym_to) {
filt->size = size;
- no_size = !!size;
+ no_size = !size;
}
}
@@ -1840,7 +1840,7 @@ static int addr_filter__resolve_kernel_syms(struct addr_filter *filt)
if (err)
return err;
filt->size = start + size - filt->addr;
- no_size = !!size;
+ no_size = !size;
}
/* The very last symbol in kallsyms does not imply a particular size */
prev parent reply other threads:[~2017-03-28 5:51 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-24 12:15 [PATCH] perf auxtrace: Fix no_size logic in addr_filter__resolve_kernel_syms() Adrian Hunter
2017-03-24 23:20 ` Andi Kleen
2017-03-25 0:58 ` Arnaldo Carvalho de Melo
2017-03-28 5:50 ` tip-bot for Adrian Hunter [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=tip-c3a0bbc7ad7598dec5a204868bdf8a2b1b51df14@git.kernel.org \
--to=tipbot@zytor.com \
--cc=acme@redhat.com \
--cc=adrian.hunter@intel.com \
--cc=ak@linux.intel.com \
--cc=hpa@zytor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-tip-commits@vger.kernel.org \
--cc=mingo@kernel.org \
--cc=tglx@linutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox