[PULL v2 12/16] block: add some trace events for zone append

[Stefan Hajnoczi]

From: Sam Li <faithilikerun@gmail.com>

Signed-off-by: Sam Li <faithilikerun@gmail.com>
Reviewed-by: Dmitry Fomichev <dmitry.fomichev@wdc.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20230508051510.177850-5-faithilikerun@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 block/file-posix.c | 3 +++
 block/trace-events | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/block/file-posix.c b/block/file-posix.c
index 179263fec6..0ab158efba 100644
--- a/block/file-posix.c
+++ b/block/file-posix.c
@@ -2513,6 +2513,8 @@ out:
             if (!BDRV_ZT_IS_CONV(*wp)) {
                 if (type & QEMU_AIO_ZONE_APPEND) {
                     *s->offset = *wp;
+                    trace_zbd_zone_append_complete(bs, *s->offset
+                        >> BDRV_SECTOR_BITS);
                 }
                 /* Advance the wp if needed */
                 if (offset + bytes > *wp) {
@@ -3554,6 +3556,7 @@ static int coroutine_fn 
raw_co_zone_append(BlockDriverState *bs,
         len += iov_len;
     }
 
+    trace_zbd_zone_append(bs, *offset >> BDRV_SECTOR_BITS);
     return raw_co_prw(bs, *offset, len, qiov, QEMU_AIO_ZONE_APPEND);
 }
 #endif
diff --git a/block/trace-events b/block/trace-events
index 3f4e1d088a..32665158d6 100644
--- a/block/trace-events
+++ b/block/trace-events
@@ -211,6 +211,8 @@ file_hdev_is_sg(int type, int version) "SG device found: 
type=%d, version=%d"
 file_flush_fdatasync_failed(int err) "errno %d"
 zbd_zone_report(void *bs, unsigned int nr_zones, int64_t sector) "bs %p report 
%d zones starting at sector offset 0x%" PRIx64 ""
 zbd_zone_mgmt(void *bs, const char *op_name, int64_t sector, int64_t len) "bs 
%p %s starts at sector offset 0x%" PRIx64 " over a range of 0x%" PRIx64 " 
sectors"
+zbd_zone_append(void *bs, int64_t sector) "bs %p append at sector offset 0x%" 
PRIx64 ""
+zbd_zone_append_complete(void *bs, int64_t sector) "bs %p returns append 
sector 0x%" PRIx64 ""
 
 # ssh.c
 sftp_error(const char *op, const char *ssh_err, int ssh_err_code, int 
sftp_err_code) "%s failed: %s (libssh error code: %d, sftp error code: %d)"
-- 
2.40.1