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authorBen Hutchings <ben@decadent.org.uk>2013-05-20 14:45:26 +0000
committerDavid S. Miller <davem@davemloft.net>2013-05-22 15:10:10 -0700
commit5a1e99dd2028e00998d42029be86835d8ef4a46e (patch)
tree8903e01fb89c6372af37ab4595d35b16b3e02848 /tools
parent140c3c6a2bcd2c31e2f7f5a8d59689724776c8e5 (diff)
perf: net_dropmonitor: Fix symbol-relative addresses
The comparison between traced and symbol addresses is backwards: if the traced address doesn't exactly match a symbol (which we don't expect it to), we'll show the next symbol and the offset to it, whereas we should show the previous symbol and the offset from it. Cc: stable@vger.kernel.org Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/perf/scripts/python/net_dropmonitor.py6
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/scripts/python/net_dropmonitor.py b/tools/perf/scripts/python/net_dropmonitor.py
index adbfbf03057..4c116056091 100755
--- a/tools/perf/scripts/python/net_dropmonitor.py
+++ b/tools/perf/scripts/python/net_dropmonitor.py
@@ -40,9 +40,9 @@ def get_kallsyms_table():
def get_sym(sloc):
loc = int(sloc)
- for i in kallsyms:
- if (i['loc'] >= loc):
- return (i['name'], i['loc']-loc)
+ for i in kallsyms[::-1]:
+ if loc >= i['loc']:
+ return (i['name'], loc - i['loc'])
return (None, 0)
def print_drop_table():