From: Vincent Fu <vincent.fu@wdc.com>
Date: Fri, 15 Jun 2018 21:05:28 +0000 (-0600)
Subject: filesetup: make trim jobs respect --readonly during file open
X-Git-Tag: fio-3.8~27^2~5
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=11ff4c37e3fc4fa4eb03c55942b89f92eb01263f;hp=196ccc44e70333cc87f9d417967bd06288602dac;ds=sidebyside

filesetup: make trim jobs respect --readonly during file open

Open files for trim workloads with the O_RDWR access mode only when
the --readonly option is absent.
---

diff --git a/filesetup.c b/filesetup.c
index 75694bd8..a2427a1a 100644
--- a/filesetup.c
+++ b/filesetup.c
@@ -674,7 +674,8 @@ open_again:
 			from_hash = file_lookup_open(f, flags);
 	} else if (td_trim(td)) {
 		assert(!td_rw(td)); /* should have matched above */
-		flags |= O_RDWR;
+		if (!read_only)
+			flags |= O_RDWR;
 		from_hash = file_lookup_open(f, flags);
 	}