summaryrefslogtreecommitdiff
path: root/include/linux/blktrace_api.h
diff options
context:
space:
mode:
authorLen Brown <len.brown@intel.com>2010-08-15 01:06:31 -0400
committerLen Brown <len.brown@intel.com>2010-08-15 01:06:31 -0400
commit95ee46aa8698f2000647dfb362400fadbb5807cf (patch)
treee5a05c7297f997e191c73091934e42e3195c0e40 /include/linux/blktrace_api.h
parentcfa806f059801dbe7e435745eb2e187c8bfe1e7f (diff)
parent92fa5bd9a946b6e7aab6764e7312e4e3d9bed295 (diff)
downloadlwn-95ee46aa8698f2000647dfb362400fadbb5807cf.tar.gz
lwn-95ee46aa8698f2000647dfb362400fadbb5807cf.zip
Merge branch 'linus' into release
Conflicts: drivers/acpi/debug.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'include/linux/blktrace_api.h')
-rw-r--r--include/linux/blktrace_api.h18
1 files changed, 17 insertions, 1 deletions
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 416bf62d6d46..3395cf7130f5 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -5,6 +5,7 @@
#ifdef __KERNEL__
#include <linux/blkdev.h>
#include <linux/relay.h>
+#include <linux/compat.h>
#endif
/*
@@ -220,11 +221,26 @@ static inline int blk_trace_init_sysfs(struct device *dev)
#endif /* CONFIG_BLK_DEV_IO_TRACE */
+#ifdef CONFIG_COMPAT
+
+struct compat_blk_user_trace_setup {
+ char name[32];
+ u16 act_mask;
+ u32 buf_size;
+ u32 buf_nr;
+ compat_u64 start_lba;
+ compat_u64 end_lba;
+ u32 pid;
+};
+#define BLKTRACESETUP32 _IOWR(0x12, 115, struct compat_blk_user_trace_setup)
+
+#endif
+
#if defined(CONFIG_EVENT_TRACING) && defined(CONFIG_BLOCK)
static inline int blk_cmd_buf_len(struct request *rq)
{
- return blk_pc_request(rq) ? rq->cmd_len * 3 : 1;
+ return (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? rq->cmd_len * 3 : 1;
}
extern void blk_dump_cmd(char *buf, struct request *rq);