* [PATCH] Add SWAP_FLAG_DISCARD symbol for older distros.
@ 2014-03-24 21:46 Vinson Lee
2014-03-24 22:38 ` Dave Jones
0 siblings, 1 reply; 2+ messages in thread
From: Vinson Lee @ 2014-03-24 21:46 UTC (permalink / raw)
To: trinity; +Cc: Vinson Lee
From: Vinson Lee <vlee@twitter.com>
This patch fixes this build error on CentOS 6.
CC syscalls/swap.o
syscalls/swap.c:16: error: ‘SWAP_FLAG_DISCARD’ undeclared here (not in a function)
Signed-off-by: Vinson Lee <vlee@twitter.com>
---
include/compat.h | 5 +++++
syscalls/swap.c | 1 +
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/include/compat.h b/include/compat.h
index 9d3be59..f392258 100644
--- a/include/compat.h
+++ b/include/compat.h
@@ -862,3 +862,8 @@ struct kvm_get_htab_fd {
#ifndef SCHED_DEADLINE
#define SCHED_DEADLINE 6
#endif
+
+/* sys/swap.h */
+#ifndef SWAP_FLAG_DISCARD
+#define SWAP_FLAG_DISCARD 0x10000
+#endif
diff --git a/syscalls/swap.c b/syscalls/swap.c
index 7eb9d79..c28a54a 100644
--- a/syscalls/swap.c
+++ b/syscalls/swap.c
@@ -3,6 +3,7 @@
*/
#include <sys/swap.h>
#include "sanitise.h"
+#include "compat.h"
struct syscallentry syscall_swapon = {
.name = "swapon",
--
1.7.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] Add SWAP_FLAG_DISCARD symbol for older distros.
2014-03-24 21:46 [PATCH] Add SWAP_FLAG_DISCARD symbol for older distros Vinson Lee
@ 2014-03-24 22:38 ` Dave Jones
0 siblings, 0 replies; 2+ messages in thread
From: Dave Jones @ 2014-03-24 22:38 UTC (permalink / raw)
To: Vinson Lee; +Cc: trinity, Vinson Lee
On Mon, Mar 24, 2014 at 02:46:56PM -0700, Vinson Lee wrote:
> From: Vinson Lee <vlee@twitter.com>
>
> This patch fixes this build error on CentOS 6.
>
> CC syscalls/swap.o
> syscalls/swap.c:16: error: ‘SWAP_FLAG_DISCARD’ undeclared here (not in a function)
applied, thanks.
Dave
^ permalink raw reply [flat|nested] 2+ messages in thread
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2014-03-24 21:46 [PATCH] Add SWAP_FLAG_DISCARD symbol for older distros Vinson Lee
2014-03-24 22:38 ` Dave Jones
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