* [PATCH] dm log: Use ULL suffix for 64-bit constants
@ 2015-04-18 22:07 Geert Uytterhoeven
0 siblings, 0 replies; only message in thread
From: Geert Uytterhoeven @ 2015-04-18 22:07 UTC (permalink / raw)
To: Josef Bacik, Alasdair Kergon, Mike Snitzer
Cc: dm-devel, Neil Brown, linux-raid, linux-kernel,
Geert Uytterhoeven
On 32-bit:
drivers/md/dm-log-writes.c: In function ‘log_super’:
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
drivers/md/dm-log-writes.c:323: warning: integer constant is too large for ‘long’ type
Add a ULL suffix to WRITE_LOG_MAGIC to fix this.
Also add a ULL suffix to WRITE_LOG_VERSION as it's stored in a __le64
field.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
---
drivers/md/dm-log-writes.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/md/dm-log-writes.c b/drivers/md/dm-log-writes.c
index 93e08446a87d06ff..ad1b049ae2ab80a9 100644
--- a/drivers/md/dm-log-writes.c
+++ b/drivers/md/dm-log-writes.c
@@ -55,8 +55,8 @@
#define LOG_DISCARD_FLAG (1 << 2)
#define LOG_MARK_FLAG (1 << 3)
-#define WRITE_LOG_VERSION 1
-#define WRITE_LOG_MAGIC 0x6a736677736872
+#define WRITE_LOG_VERSION 1ULL
+#define WRITE_LOG_MAGIC 0x6a736677736872ULL
/*
* The disk format for this is braindead simple.
--
1.9.1
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