The patch titled
pps: use BUG_ON for kernel API safety checks
has been added to the -mm tree. Its filename is
pps-use-bug_on-for-kernel-api-safety-checks.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: pps: use BUG_ON for kernel API safety checks
From: Alexander Gordeev <lasaine@xxxxxxxxxxxxx>
This way less overhead is involved when running production kernel. If you
want to debug a pps client module please define DEBUG to enable the
checks.
Signed-off-by: Alexander Gordeev <lasaine@xxxxxxxxxxxxx>
Acked-by: Rodolfo Giometti <giometti@xxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/pps/kapi.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff -puN drivers/pps/kapi.c~pps-use-bug_on-for-kernel-api-safety-checks drivers/pps/kapi.c
--- a/drivers/pps/kapi.c~pps-use-bug_on-for-kernel-api-safety-checks
+++ a/drivers/pps/kapi.c
@@ -166,10 +166,8 @@ void pps_event(struct pps_device *pps, s
int captured = 0;
struct pps_ktime ts_real;
- if ((event & (PPS_CAPTUREASSERT | PPS_CAPTURECLEAR)) == 0) {
- dev_err(pps->dev, "unknown event (%x)\n", event);
- return;
- }
+ /* check event type */
+ BUG_ON((event & (PPS_CAPTUREASSERT | PPS_CAPTURECLEAR)) == 0);
dev_dbg(pps->dev, "PPS event at %ld.%09ld\n",
ts->ts_real.tv_sec, ts->ts_real.tv_nsec);
_
Patches currently in -mm which might be from lasaine@xxxxxxxxxxxxx are
pps-trivial-fixes.patch
pps-declare-variables-where-they-are-used-in-switch.patch
pps-fix-race-in-pps_fetch-handler.patch
pps-unify-timestamp-gathering.patch
pps-access-pps-device-by-direct-pointer.patch
pps-convert-printk-pr_-to-dev_.patch
pps-move-idr-stuff-to-ppsc.patch
pps-do-not-disable-interrupts-for-idr-operations.patch
pps-use-bug_on-for-kernel-api-safety-checks.patch
pps-simplify-conditions-a-bit.patch
pps-timestamp-is-always-passed-to-dcd_change.patch
ntp-add-hardpps-implementation.patch
pps-capture-monotonic_raw-timestamps-as-well.patch
pps-add-kernel-consumer-support.patch
pps-add-parallel-port-pps-client.patch
pps-add-parallel-port-pps-signal-generator.patch
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