From: Eric Biggers <ebiggers3@gmail.com>
To: dm-devel@redhat.com
Cc: Mike Snitzer <snitzer@redhat.com>,
Alasdair Kergon <agk@redhat.com>,
Eric Biggers <ebiggers@google.com>
Subject: [PATCH] dm ioctl: constify ioctl lookup table
Date: Thu, 22 Jun 2017 11:33:47 -0700 [thread overview]
Message-ID: <20170622183347.48799-1-ebiggers3@gmail.com> (raw)
From: Eric Biggers <ebiggers@google.com>
Constify the lookup table for device-mapper ioctls so that it is placed
in .rodata.
Signed-off-by: Eric Biggers <ebiggers@google.com>
---
drivers/md/dm-ioctl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 41852ae287a5..8e9a1eff25d3 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1604,7 +1604,7 @@ static int target_message(struct dm_ioctl *param, size_t param_size)
*---------------------------------------------------------------*/
static ioctl_fn lookup_ioctl(unsigned int cmd, int *ioctl_flags)
{
- static struct {
+ static const struct {
int cmd;
int flags;
ioctl_fn fn;
--
2.13.1.611.g7e3b11ae1-goog
reply other threads:[~2017-06-22 18:33 UTC|newest]
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