path: root/Documentation/coccinelle.txt
diff options
Diffstat (limited to 'Documentation/coccinelle.txt')
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/coccinelle.txt b/Documentation/coccinelle.txt
index 2516c5ef1691..66e822f8caee 100644
--- a/Documentation/coccinelle.txt
+++ b/Documentation/coccinelle.txt
@@ -175,6 +175,18 @@ instance:
make coccicheck COCCI=scripts/coccinelle/free/kfree.cocci MODE=report DEBUG_FILE=cocci.err
cat cocci.err
+You can use SPFLAGS to add debugging flags, for instance you may want to
+add both --profile --show-trying to SPFLAGS when debugging. For instance
+you may want to use:
+ rm -f err.log
+ export COCCI=scripts/coccinelle/misc/irqf_oneshot.cocci
+ make coccicheck DEBUG_FILE="err.log" MODE=report SPFLAGS="--profile --show-trying" M=./drivers/mfd/arizona-irq.c
+err.log will now have the profiling information, while stdout will
+provide some progress information as Coccinelle moves forward with
DEBUG_FILE support is only supported when using coccinelle >= 1.2.
Additional flags