bus/fslmc: unlock spinlock in case of timeout

Message ID 20221225134521.2359999-1-alvaro.karsz@solid-run.com (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers
Series bus/fslmc: unlock spinlock in case of timeout |

Checks

Context Check Description
ci/checkpatch warning coding style issues
ci/Intel-compilation success Compilation OK
ci/iol-broadcom-Performance success Performance Testing PASS
ci/intel-Testing success Testing PASS
ci/iol-intel-Functional success Functional Testing PASS
ci/iol-intel-Performance success Performance Testing PASS
ci/github-robot: build success github build: passed
ci/iol-abi-testing success Testing PASS
ci/iol-x86_64-compile-testing success Testing PASS
ci/iol-aarch64-unit-testing success Testing PASS
ci/iol-aarch64-compile-testing success Testing PASS
ci/iol-testing success Testing PASS
ci/iol-x86_64-unit-testing success Testing PASS
ci/loongarch-compilation success Compilation OK
ci/loongarch-unit-testing success Unit Testing PASS

Commit Message

Alvaro Karsz Dec. 25, 2022, 1:45 p.m. UTC
  Commit 79711846f6 introduces timeouts to mc, but in case of
a timeout, the spinlock that was locked before isn't unlocked.

Fixes: 79711846f6 ("bus/fslmc: add timeout in MC send command API")
Signed-off-by: Alvaro Karsz <alvaro.karsz@solid-run.com>
---
 drivers/bus/fslmc/mc/mc_sys.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
  

Comments

Alvaro Karsz Dec. 25, 2022, 1:50 p.m. UTC | #1
Sorry guys, I got test-report errors.
The commit id format is wrong and it seems that I have an indentation error.

I will fix it and submit a new version.
  

Patch

diff --git a/drivers/bus/fslmc/mc/mc_sys.c b/drivers/bus/fslmc/mc/mc_sys.c
index ab9a074835..a78e504bd2 100644
--- a/drivers/bus/fslmc/mc/mc_sys.c
+++ b/drivers/bus/fslmc/mc/mc_sys.c
@@ -77,8 +77,12 @@  int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd)
 		total_time = rte_get_timer_cycles() - start_time;
 	} while (status == MC_CMD_STATUS_READY && total_time <= time_to_wait);
 
-	if (status == MC_CMD_STATUS_READY)
+	if (status == MC_CMD_STATUS_READY) {
+		/* --- Call unlock function here in case portal is shared --- */
+	        rte_spinlock_unlock(&mc_portal_lock);
+
 		return mc_status_to_error(MC_CMD_STATUS_TIMEOUT);
+	}
 
 	/* Read the response back into the command buffer */
 	mc_read_response(mc_io->regs, cmd);