[v2] raw/ifpga: fix pthread cannot join

Message ID 20220120023535.6747-1-wei.huang@intel.com (mailing list archive)
State Superseded, archived
Delegated to: Qi Zhang
Headers
Series [v2] raw/ifpga: fix pthread cannot join |

Checks

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ci/checkpatch success coding style OK
ci/github-robot: build success github build: passed
ci/iol-x86_64-compile-testing success Testing PASS
ci/iol-x86_64-unit-testing success Testing PASS
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ci/iol-broadcom-Functional success Functional Testing PASS
ci/iol-intel-Functional fail Functional Testing issues
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ci/iol-aarch64-unit-testing success Testing PASS
ci/iol-aarch64-compile-testing success Testing PASS
ci/iol-abi-testing success Testing PASS

Commit Message

Wei Huang Jan. 20, 2022, 2:35 a.m. UTC
  From: Tianfei Zhang <tianfei.zhang@intel.com>

When we want to close a thread, we should set a flag to notify
thread handler function.

Fixes: 9c006c45 ("raw/ifpga: scan PCIe BDF device tree")
Cc: stable@dpdk.org

Signed-off-by: Tianfei Zhang <tianfei.zhang@intel.com>
---
v2: update commit log
---
 drivers/raw/ifpga/ifpga_rawdev.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
  

Patch

diff --git a/drivers/raw/ifpga/ifpga_rawdev.c b/drivers/raw/ifpga/ifpga_rawdev.c
index 8d9db58..26752c4 100644
--- a/drivers/raw/ifpga/ifpga_rawdev.c
+++ b/drivers/raw/ifpga/ifpga_rawdev.c
@@ -497,7 +497,7 @@  static int set_surprise_link_check_aer(
 	int gsd_enable, ret;
 #define MS 1000
 
-	while (1) {
+	while (ifpga_monitor_start) {
 		gsd_enable = 0;
 		for (i = 0; i < IFPGA_RAWDEV_NUM; i++) {
 			ifpga_rdev = &ifpga_rawdevices[i];
@@ -544,7 +544,9 @@  static int set_surprise_link_check_aer(
 {
 	int ret;
 
-	if (ifpga_monitor_start == 1) {
+	if ((ifpga_monitor_start == 1) && ifpga_monitor_start_thread) {
+		ifpga_monitor_start = 0;
+
 		ret = pthread_cancel(ifpga_monitor_start_thread);
 		if (ret)
 			IFPGA_RAWDEV_PMD_ERR("Can't cancel the thread");
@@ -553,8 +555,6 @@  static int set_surprise_link_check_aer(
 		if (ret)
 			IFPGA_RAWDEV_PMD_ERR("Can't join the thread");
 
-		ifpga_monitor_start = 0;
-
 		return ret;
 	}