block: push BKL into blktrace ioctls

[cascardo/linux.git] / include / linux / blktrace_api.h

diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 23faa67..07c6986 100644 (file)
--- 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
 
 /*
@@ -203,6 +204,17 @@ extern int blk_trace_init_sysfs(struct device *dev);
 
 extern struct attribute_group blk_trace_attr_group;
 
+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)
+
 #else /* !CONFIG_BLK_DEV_IO_TRACE */
 # define blk_trace_ioctl(bdev, cmd, arg)               (-ENOTTY)
 # define blk_trace_shutdown(q)                         do { } while (0)