From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44177) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fT6bc-0000aQ-J9 for qemu-devel@nongnu.org; Wed, 13 Jun 2018 10:18:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fT6bX-0000zw-Fa for qemu-devel@nongnu.org; Wed, 13 Jun 2018 10:18:36 -0400 From: Markus Armbruster References: <20180613123458.24685-1-kwolf@redhat.com> <20180613123458.24685-4-kwolf@redhat.com> Date: Wed, 13 Jun 2018 16:18:17 +0200 In-Reply-To: <20180613123458.24685-4-kwolf@redhat.com> (Kevin Wolf's message of "Wed, 13 Jun 2018 14:34:58 +0200") Message-ID: <87in6mixcm.fsf@dusky.pond.sub.org> MIME-Version: 1.0 Content-Type: text/plain Subject: Re: [Qemu-devel] [PATCH 3/3] block: Remove deprecated -drive option serial List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Kevin Wolf Cc: qemu-block@nongnu.org, qemu-devel@nongnu.org, mreitz@redhat.com Kevin Wolf writes: > The -drive option serial was deprecated in QEMU 2.10. It's time to > remove it. > > Tests need to be updated to set the serial number with -global instead > of using the -drive option. > > Signed-off-by: Kevin Wolf > --- > include/hw/block/block.h | 1 - > include/sysemu/blockdev.h | 1 - > block/block-backend.c | 1 - > blockdev.c | 22 ---------------------- > hw/block/block.c | 13 ------------- > hw/block/nvme.c | 1 - > hw/block/virtio-blk.c | 1 - > hw/ide/qdev.c | 1 - > hw/scsi/scsi-disk.c | 1 - > hw/usb/dev-storage.c | 1 - > tests/ahci-test.c | 6 +++--- > tests/ide-test.c | 8 ++++---- > qemu-doc.texi | 5 ----- > qemu-options.hx | 6 +----- > 14 files changed, 8 insertions(+), 60 deletions(-) > > diff --git a/include/hw/block/block.h b/include/hw/block/block.h > index d4f4dfffab..e9f9e2223f 100644 > --- a/include/hw/block/block.h > +++ b/include/hw/block/block.h > @@ -72,7 +72,6 @@ static inline unsigned int get_physical_block_exp(BlockConf *conf) > > /* Configuration helpers */ > > -void blkconf_serial(BlockConf *conf, char **serial); > bool blkconf_geometry(BlockConf *conf, int *trans, > unsigned cyls_max, unsigned heads_max, unsigned secs_max, > Error **errp); > diff --git a/include/sysemu/blockdev.h b/include/sysemu/blockdev.h > index c0ae3700ec..24954b94e0 100644 > --- a/include/sysemu/blockdev.h > +++ b/include/sysemu/blockdev.h > @@ -35,7 +35,6 @@ struct DriveInfo { > bool is_default; /* Added by default_drive() ? */ > int media_cd; > QemuOpts *opts; > - char *serial; > QTAILQ_ENTRY(DriveInfo) next; > }; > > diff --git a/block/block-backend.c b/block/block-backend.c > index d55c328736..2d1a3463e8 100644 > --- a/block/block-backend.c > +++ b/block/block-backend.c > @@ -419,7 +419,6 @@ static void drive_info_del(DriveInfo *dinfo) > return; > } > qemu_opts_del(dinfo->opts); > - g_free(dinfo->serial); > g_free(dinfo); > } > > diff --git a/blockdev.c b/blockdev.c > index 83b3cc12e9..4ab3d6ec0b 100644 > --- a/blockdev.c > +++ b/blockdev.c > @@ -730,10 +730,6 @@ QemuOptsList qemu_legacy_drive_opts = { > .type = QEMU_OPT_STRING, > .help = "interface (ide, scsi, sd, mtd, floppy, pflash, virtio)", > },{ > - .name = "serial", > - .type = QEMU_OPT_STRING, > - .help = "disk serial number", > - },{ > .name = "file", > .type = QEMU_OPT_STRING, > .help = "file name", > @@ -775,13 +771,9 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type) > const char *werror, *rerror; > bool read_only = false; > bool copy_on_read; > - const char *serial; > const char *filename; > Error *local_err = NULL; > int i; > - const char *deprecated[] = { > - "serial" > - }; > > /* Change legacy command line options into QMP ones */ > static const struct { > @@ -858,16 +850,6 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type) > goto fail; > } > > - /* Other deprecated options */ > - if (!qtest_enabled()) { > - for (i = 0; i < ARRAY_SIZE(deprecated); i++) { > - if (qemu_opt_get(legacy_opts, deprecated[i]) != NULL) { > - error_report("'%s' is deprecated, please use the corresponding " > - "option of '-device' instead", deprecated[i]); > - } > - } > - } > - > /* Media type */ > value = qemu_opt_get(legacy_opts, "media"); > if (value) { I guess I'd remove this in a separate patch, to make bringing it back easier in case we need it again. > @@ -948,9 +930,6 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type) > goto fail; > } > > - /* Serial number */ > - serial = qemu_opt_get(legacy_opts, "serial"); > - > /* no id supplied -> create one */ > if (qemu_opts_id(all_opts) == NULL) { > char *new_id; > @@ -1025,7 +1004,6 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type) > dinfo->type = type; > dinfo->bus = bus_id; > dinfo->unit = unit_id; > - dinfo->serial = g_strdup(serial); > > blk_set_legacy_dinfo(blk, dinfo); > > diff --git a/hw/block/block.c b/hw/block/block.c > index b6c80ab0b7..cf0eb826f1 100644 > --- a/hw/block/block.c > +++ b/hw/block/block.c > @@ -15,19 +15,6 @@ > #include "qapi/qapi-types-block.h" > #include "qemu/error-report.h" > > -void blkconf_serial(BlockConf *conf, char **serial) > -{ > - DriveInfo *dinfo; > - > - if (!*serial) { > - /* try to fall back to value set with legacy -drive serial=... */ > - dinfo = blk_legacy_dinfo(conf->blk); > - if (dinfo) { > - *serial = g_strdup(dinfo->serial); > - } > - } > -} > - > void blkconf_blocksizes(BlockConf *conf) > { > BlockBackend *blk = conf->blk; > diff --git a/hw/block/nvme.c b/hw/block/nvme.c > index 811084b6a7..d5bf95b79b 100644 > --- a/hw/block/nvme.c > +++ b/hw/block/nvme.c > @@ -1215,7 +1215,6 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp) > return; > } > > - blkconf_serial(&n->conf, &n->serial); > if (!n->serial) { > error_setg(errp, "serial property not set"); > return; > diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c > index 50b5c869e3..225fe44b7a 100644 > --- a/hw/block/virtio-blk.c > +++ b/hw/block/virtio-blk.c > @@ -935,7 +935,6 @@ static void virtio_blk_device_realize(DeviceState *dev, Error **errp) > return; > } > > - blkconf_serial(&conf->conf, &conf->serial); > if (!blkconf_apply_backend_options(&conf->conf, > blk_is_read_only(conf->conf.blk), true, > errp)) { > diff --git a/hw/ide/qdev.c b/hw/ide/qdev.c > index f395d24592..573b022e1e 100644 > --- a/hw/ide/qdev.c > +++ b/hw/ide/qdev.c > @@ -188,7 +188,6 @@ static void ide_dev_initfn(IDEDevice *dev, IDEDriveKind kind, Error **errp) > return; > } > > - blkconf_serial(&dev->conf, &dev->serial); > if (kind != IDE_CD) { > if (!blkconf_geometry(&dev->conf, &dev->chs_trans, 65535, 16, 255, > errp)) { > diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c > index 9f43583ea0..920850a1c1 100644 > --- a/hw/scsi/scsi-disk.c > +++ b/hw/scsi/scsi-disk.c > @@ -2372,7 +2372,6 @@ static void scsi_realize(SCSIDevice *dev, Error **errp) > return; > } > > - blkconf_serial(&s->qdev.conf, &s->serial); > blkconf_blocksizes(&s->qdev.conf); > > if (s->qdev.conf.logical_block_size > > diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c > index 481694a473..47b992f403 100644 > --- a/hw/usb/dev-storage.c > +++ b/hw/usb/dev-storage.c > @@ -606,7 +606,6 @@ static void usb_msd_storage_realize(USBDevice *dev, Error **errp) > return; > } > > - blkconf_serial(&s->conf, &dev->serial); > blkconf_blocksizes(&s->conf); > if (!blkconf_apply_backend_options(&s->conf, blk_is_read_only(blk), true, > errp)) { > diff --git a/tests/ahci-test.c b/tests/ahci-test.c > index 1a7b761304..937ed2f910 100644 > --- a/tests/ahci-test.c > +++ b/tests/ahci-test.c > @@ -180,12 +180,12 @@ static AHCIQState *ahci_boot(const char *cli, ...) > s = ahci_vboot(cli, ap); > va_end(ap); > } else { > - cli = "-drive if=none,id=drive0,file=%s,cache=writeback,serial=%s" > - ",format=%s" > + cli = "-drive if=none,id=drive0,file=%s,cache=writeback,format=%s" > " -M q35 " > "-device ide-hd,drive=drive0 " > + "-global ide-hd.serial=%s " > "-global ide-hd.ver=%s"; > - s = ahci_boot(cli, tmp_path, "testdisk", imgfmt, "version"); > + s = ahci_boot(cli, tmp_path, imgfmt, "testdisk", "version"); Not this patch's problem: ahci_boot() and ahci_boot_and_enable() lack GCC_FMT_ATTR(). This patch's problem, sort of: once they have it, we'll have to eliminate @cli here. I figure adding GCC_FMT_ATTR() will require us to clean up the ahci_boot(NULL) silliness: static AHCIQState *ahci_boot(const char *cli, ...) { AHCIQState *s; va_list ap; va_start(ap, cli); s = ahci_vboot(cli, ap); va_end(ap); return s; } static AHCIQState *ahci_boot_defaults(void) { return ahci_boot("-drive if=none,id=drive0,file=%s," "cache=writeback,serial=%s,format=%s" " -M q35 " "-device ide-hd,drive=drive0 " "-global ide-hd.ver=%s", tmp_path, "testdisk", imgfmt, "version"); } Anyway, you decide whether you want to do anything here now. > } > > return s; > diff --git a/tests/ide-test.c b/tests/ide-test.c > index 2384c2c3e2..f39431b1a9 100644 > --- a/tests/ide-test.c > +++ b/tests/ide-test.c > @@ -529,8 +529,8 @@ static void test_bmdma_no_busmaster(void) > static void test_bmdma_setup(void) > { > ide_test_start( > - "-drive file=%s,if=ide,serial=%s,cache=writeback,format=raw " > - "-global ide-hd.ver=%s", > + "-drive file=%s,if=ide,cache=writeback,format=raw " > + "-global ide-hd.serial=%s -global ide-hd.ver=%s", > tmp_path, "testdisk", "version"); > qtest_irq_intercept_in(global_qtest, "ioapic"); > } > @@ -561,8 +561,8 @@ static void test_identify(void) > int ret; > > ide_test_start( > - "-drive file=%s,if=ide,serial=%s,cache=writeback,format=raw " > - "-global ide-hd.ver=%s", > + "-drive file=%s,if=ide,cache=writeback,format=raw " > + "-global ide-hd.serial=%s -global ide-hd.ver=%s", > tmp_path, "testdisk", "version"); > > dev = get_pci_device(&bmdma_bar, &ide_bar); > diff --git a/qemu-doc.texi b/qemu-doc.texi > index 338477725f..282bc3dc35 100644 > --- a/qemu-doc.texi > +++ b/qemu-doc.texi > @@ -2850,11 +2850,6 @@ with ``-device ...,netdev=x''), or ``-nic user,smb=/some/dir'' > (for embedded NICs). The new syntax allows different settings to be > provided per NIC. > > -@subsection -drive serial=... (since 2.10.0) > - > -The drive serial argument is replaced by the the serial argument > -that can be specified with the ``-device'' parameter. > - > @subsection -usbdevice (since 2.10.0) > > The ``-usbdevice DEV'' argument is now a synonym for setting > diff --git a/qemu-options.hx b/qemu-options.hx > index c2531e2f3c..d5b0c26e8e 100644 > --- a/qemu-options.hx > +++ b/qemu-options.hx > @@ -805,7 +805,7 @@ ETEXI > DEF("drive", HAS_ARG, QEMU_OPTION_drive, > "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][,index=i]\n" > " [,cache=writethrough|writeback|none|directsync|unsafe][,format=f]\n" > - " [,snapshot=on|off][,serial=s][,rerror=ignore|stop|report]\n" > + " [,snapshot=on|off][,rerror=ignore|stop|report]\n" > " [,werror=ignore|stop|report|enospc][,id=name][,aio=threads|native]\n" > " [,readonly=on|off][,copy-on-read=on|off]\n" > " [,discard=ignore|unmap][,detect-zeroes=on|off|unmap]\n" > @@ -879,10 +879,6 @@ The default mode is @option{cache=writeback}. > Specify which disk @var{format} will be used rather than detecting > the format. Can be used to specify format=raw to avoid interpreting > an untrusted format header. > -@item serial=@var{serial} > -This option specifies the serial number to assign to the device. This > -parameter is deprecated, use the corresponding parameter of @code{-device} > -instead. > @item werror=@var{action},rerror=@var{action} > Specify which @var{action} to take on write and read errors. Valid actions are: > "ignore" (ignore the error and try to continue), "stop" (pause QEMU), Reviewed-by: Markus Armbruster