From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52248) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gXN8Q-0002Bj-UM for qemu-devel@nongnu.org; Thu, 13 Dec 2018 04:18:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gXN8M-0007u1-S1 for qemu-devel@nongnu.org; Thu, 13 Dec 2018 04:18:22 -0500 Received: from mail-wr1-f41.google.com ([209.85.221.41]:44240) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gXN8M-0007se-EP for qemu-devel@nongnu.org; Thu, 13 Dec 2018 04:18:18 -0500 Received: by mail-wr1-f41.google.com with SMTP id z5so1164636wrt.11 for ; Thu, 13 Dec 2018 01:18:18 -0800 (PST) References: <20181212194009.2951-1-lvivier@redhat.com> <20181212194009.2951-4-lvivier@redhat.com> From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= Message-ID: <2282b7a4-70fb-bcb1-bc06-3265a2ab6a67@redhat.com> Date: Thu, 13 Dec 2018 10:18:15 +0100 MIME-Version: 1.0 In-Reply-To: <20181212194009.2951-4-lvivier@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Subject: Re: [Qemu-devel] [PATCH 3/4] block/file-posix: Convert from DPRINTF() macro to trace events List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Laurent Vivier , qemu-devel@nongnu.org Cc: Kevin Wolf , qemu-block@nongnu.org, qemu-trivial@nongnu.org, "Richard W.M. Jones" , =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , Liu Yuan , Max Reitz On 12/12/18 8:40 PM, Laurent Vivier wrote: > Signed-off-by: Laurent Vivier Reviewed-by: Philippe Mathieu-Daudé > --- > block/file-posix.c | 25 ++++++------------------- > block/trace-events | 7 +++++++ > 2 files changed, 13 insertions(+), 19 deletions(-) > > diff --git a/block/file-posix.c b/block/file-posix.c > index 07bbdab953..cf90899a6e 100644 > --- a/block/file-posix.c > +++ b/block/file-posix.c > @@ -102,19 +102,7 @@ > #include > #endif > > -//#define DEBUG_BLOCK > - > -#ifdef DEBUG_BLOCK > -# define DEBUG_BLOCK_PRINT 1 > -#else > -# define DEBUG_BLOCK_PRINT 0 > -#endif > -#define DPRINTF(fmt, ...) \ > -do { \ > - if (DEBUG_BLOCK_PRINT) { \ > - printf(fmt, ## __VA_ARGS__); \ > - } \ > -} while (0) > +#include "trace.h" > > /* OS X does not have O_DSYNC */ > #ifndef O_DSYNC > @@ -1386,7 +1374,7 @@ static int xfs_write_zeroes(BDRVRawState *s, int64_t offset, uint64_t bytes) > > if (xfsctl(NULL, s->fd, XFS_IOC_ZERO_RANGE, &fl) < 0) { > err = errno; > - DPRINTF("cannot write zero range (%s)\n", strerror(errno)); > + trace_file_xfs_write_zeroes(strerror(errno)); > return -err; > } > > @@ -1405,7 +1393,7 @@ static int xfs_discard(BDRVRawState *s, int64_t offset, uint64_t bytes) > > if (xfsctl(NULL, s->fd, XFS_IOC_UNRESVSP64, &fl) < 0) { > err = errno; > - DPRINTF("cannot punch hole (%s)\n", strerror(errno)); > + trace_file_xfs_discard(strerror(errno)); > return -err; > } > > @@ -2798,7 +2786,7 @@ static char *FindEjectableOpticalMedia(io_iterator_t *mediaIterator) > > /* If a match was found, leave the loop */ > if (*mediaIterator != 0) { > - DPRINTF("Matching using %s\n", matching_array[index]); > + trace_file_FindEjectableOpticalMedia(matching_array[index]); > mediaType = g_strdup(matching_array[index]); > break; > } > @@ -2858,7 +2846,7 @@ static bool setup_cdrom(char *bsd_path, Error **errp) > if (partition_found == false) { > error_setg(errp, "Failed to find a working partition on disc"); > } else { > - DPRINTF("Using %s as optical disc\n", test_partition); > + trace_file_setup_cdrom(test_partition); > pstrcpy(bsd_path, MAXPATHLEN, test_partition); > } > return partition_found; > @@ -2953,8 +2941,7 @@ static bool hdev_is_sg(BlockDriverState *bs) > > ret = ioctl(s->fd, SG_GET_SCSI_ID, &scsiid); > if (ret >= 0) { > - DPRINTF("SG device found: type=%d, version=%d\n", > - scsiid.scsi_type, sg_version); > + trace_file_hdev_is_sg(scsiid.scsi_type, sg_version); > return true; > } > > diff --git a/block/trace-events b/block/trace-events > index 5b83280b02..49f31966e7 100644 > --- a/block/trace-events > +++ b/block/trace-events > @@ -182,3 +182,10 @@ curl_open(const char *file) "opening %s" > curl_open_size(uint64_t size) "size = %" PRIu64 > curl_setup_preadv(uint64_t bytes, uint64_t start, const char *range) "reading %" PRIu64 " at %" PRIu64 " (%s)" > curl_close(void) "close" > + > +# block/file-posix.c > +file_xfs_write_zeroes(const char *error) "cannot write zero range (%s)" > +file_xfs_discard(const char* error) "cannot punch hole (%s)" > +file_FindEjectableOpticalMedia(const char *media) "Matching using %s" > +file_setup_cdrom(const char *partition) "Using %s as optical disc" > +file_hdev_is_sg(int type, int version) "SG device found: type=%d, version=%d" >