Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

[linux-2.6-omap-h63xx.git] / include / linux / blktrace_api.h

diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index b99a714fcac67adf74e85650abcfa7ecaf6ef7ab..7b5d56b82b590f2d8b7dfc907e7bc19ec864e867 100644 (file)
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -49,6 +49,15 @@ enum blktrace_act {
        __BLK_TA_REMAP,                 /* bio was remapped */
 };
 
+/*
+ * Notify events.
+ */
+enum blktrace_notify {
+       __BLK_TN_PROCESS = 0,           /* establish pid/name mapping */
+       __BLK_TN_TIMESTAMP,             /* include system clock */
+};
+
+
 /*
  * Trace actions in full. Additionally, read or write is masked
  */
@@ -68,6 +77,9 @@ enum blktrace_act {
 #define BLK_TA_BOUNCE          (__BLK_TA_BOUNCE)
 #define BLK_TA_REMAP           (__BLK_TA_REMAP | BLK_TC_ACT(BLK_TC_QUEUE))
 
+#define BLK_TN_PROCESS         (__BLK_TN_PROCESS | BLK_TC_ACT(BLK_TC_NOTIFY))
+#define BLK_TN_TIMESTAMP       (__BLK_TN_TIMESTAMP | BLK_TC_ACT(BLK_TC_NOTIFY))
+
 #define BLK_IO_TRACE_MAGIC     0x65617400
 #define BLK_IO_TRACE_VERSION   0x07
 
@@ -93,7 +105,7 @@ struct blk_io_trace {
  */
 struct blk_io_trace_remap {
        __be32 device;
-       u32 __pad;
+       __be32 device_from;
        __be64 sector;
 };
 
@@ -132,7 +144,7 @@ struct blk_user_trace_setup {
 
 #if defined(CONFIG_BLK_DEV_IO_TRACE)
 extern int blk_trace_ioctl(struct block_device *, unsigned, char __user *);
-extern void blk_trace_shutdown(request_queue_t *);
+extern void blk_trace_shutdown(struct request_queue *);
 extern void __blk_add_trace(struct blk_trace *, sector_t, int, int, u32, int, int, void *);
 
 /**
@@ -260,6 +272,7 @@ static inline void blk_add_trace_remap(struct request_queue *q, struct bio *bio,
                return;
 
        r.device = cpu_to_be32(dev);
+       r.device_from = cpu_to_be32(bio->bi_bdev->bd_dev);
        r.sector = cpu_to_be64(to);
 
        __blk_add_trace(bt, from, bio->bi_size, bio->bi_rw, BLK_TA_REMAP, !bio_flagged(bio, BIO_UPTODATE), sizeof(r), &r);