From: Jens Axboe <axboe@kernel.dk>
Date: Fri, 21 Sep 2012 13:05:45 +0000 (+0200)
Subject: Check for ENOSPC on shmget() failure
X-Git-Tag: fio-2.0.10~21
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=f0c77f03815a6597ef4ee18bf20894f180c91fbe

Check for ENOSPC on shmget() failure

We scale down the number of jobs based on EINVAL and ENOMEM,
but ENOSPC is a valid 'segment too big' error as well.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/init.c b/init.c
index da1f472d..b3215f52 100644
--- a/init.c
+++ b/init.c
@@ -254,7 +254,7 @@ static int setup_thread_area(void)
 		shm_id = shmget(0, size, IPC_CREAT | 0600);
 		if (shm_id != -1)
 			break;
-		if (errno != EINVAL && errno != ENOMEM) {
+		if (errno != EINVAL && errno != ENOMEM && errno != ENOSPC) {
 			perror("shmget");
 			break;
 		}