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From: Aaron Conole <aconole@redhat.com>
To: dev@dpdk.org
Date: Fri, 30 Dec 2016 10:26:14 -0500
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Subject: [dpdk-dev] [RFC 17/23] eal: change the private pipe call to reflect
errno
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There could be some confusion as to why the call failed - this change
will always reflect the value of the error in rte_error.
Signed-off-by: Aaron Conole <aconole@redhat.com>
---
lib/librte_eal/linuxapp/eal/eal_interrupts.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
index 47a3b20..52cb649 100644
--- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
+++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
@@ -872,13 +872,16 @@ rte_eal_intr_init(void)
* create a pipe which will be waited by epoll and notified to
* rebuild the wait list of epoll.
*/
- if (pipe(intr_pipe.pipefd) < 0)
+ if (pipe(intr_pipe.pipefd) < 0) {
+ rte_errno = errno;
return -1;
+ }
/* create the host thread to wait/handle the interrupt */
ret = pthread_create(&intr_thread, NULL,
eal_intr_thread_main, NULL);
if (ret != 0) {
+ rte_errno = ret;
RTE_LOG(ERR, EAL,
"Failed to create thread for interrupt handling\n");
} else {
--
2.7.4