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charset="utf-8" Replace error_setg_errno(errp, errno, MSG, FNAME); by error_setg_file_open(errp, errno, FNAME); where MSG is "Could not open '%s'" or similar. Also replace equivalent uses of error_setg(). A few messages lose prefixes ("net dump: ", "SEV: ", __func__ ": "). We could put them back with error_prepend(). Not worth the bother. Signed-off-by: Markus Armbruster Reviewed-by: Dr. David Alan Gilbert Message-ID: <20251121121438.1249498-11-armbru@redhat.com> [Conflict with commit 26b4a6ffe7f (monitor/hmp: Merge hmp-cmds-target.c within hmp-cmds.c) resolved] --- hw/9pfs/9p-local.c | 2 +- hw/acpi/core.c | 2 +- hw/core/loader.c | 2 +- hw/pci-host/xen_igd_pt.c | 2 +- monitor/hmp-cmds.c | 2 +- net/dump.c | 2 +- net/tap-bsd.c | 6 +++--- net/tap-linux.c | 2 +- target/i386/sev.c | 6 ++---- util/vfio-helpers.c | 5 ++--- 10 files changed, 14 insertions(+), 17 deletions(-) diff --git a/hw/9pfs/9p-local.c b/hw/9pfs/9p-local.c index 31e216227c..376b377698 100644 --- a/hw/9pfs/9p-local.c +++ b/hw/9pfs/9p-local.c @@ -1456,7 +1456,7 @@ static int local_init(FsContext *ctx, Error **errp) =20 data->mountfd =3D open(ctx->fs_root, O_DIRECTORY | O_RDONLY); if (data->mountfd =3D=3D -1) { - error_setg_errno(errp, errno, "failed to open '%s'", ctx->fs_root); + error_setg_file_open(errp, errno, ctx->fs_root); goto err; } =20 diff --git a/hw/acpi/core.c b/hw/acpi/core.c index 2b74bed882..4e030d8e3b 100644 --- a/hw/acpi/core.c +++ b/hw/acpi/core.c @@ -277,7 +277,7 @@ void acpi_table_add(const QemuOpts *opts, Error **errp) int fd =3D open(*cur, O_RDONLY | O_BINARY); =20 if (fd < 0) { - error_setg(errp, "can't open file %s: %s", *cur, strerror(errn= o)); + error_setg_file_open(errp, errno, *cur); goto out; } =20 diff --git a/hw/core/loader.c b/hw/core/loader.c index 89d67d2760..16c11a4643 100644 --- a/hw/core/loader.c +++ b/hw/core/loader.c @@ -380,7 +380,7 @@ bool load_elf_hdr(const char *filename, void *hdr, bool= *is64, Error **errp) =20 fd =3D open(filename, O_RDONLY | O_BINARY); if (fd < 0) { - error_setg_errno(errp, errno, "Failed to open file: %s", filename); + error_setg_file_open(errp, errno, filename); return false; } if (read(fd, hdr, EI_NIDENT) !=3D EI_NIDENT) { diff --git a/hw/pci-host/xen_igd_pt.c b/hw/pci-host/xen_igd_pt.c index 5dd17ef236..f6016f2cd5 100644 --- a/hw/pci-host/xen_igd_pt.c +++ b/hw/pci-host/xen_igd_pt.c @@ -55,7 +55,7 @@ static void host_pci_config_read(int pos, int len, uint32= _t *val, Error **errp) =20 config_fd =3D open(path, O_RDWR); if (config_fd < 0) { - error_setg_errno(errp, errno, "Failed to open: %s", path); + error_setg_file_open(errp, errno, path); goto out; } =20 diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c index f7ff6ec90e..5a673cddb2 100644 --- a/monitor/hmp-cmds.c +++ b/monitor/hmp-cmds.c @@ -740,7 +740,7 @@ static uint64_t vtop(void *ptr, Error **errp) =20 fd =3D open("/proc/self/pagemap", O_RDONLY); if (fd =3D=3D -1) { - error_setg_errno(errp, errno, "Cannot open /proc/self/pagemap"); + error_setg_file_open(errp, errno, "/proc/self/pagemap"); return -1; } =20 diff --git a/net/dump.c b/net/dump.c index 581234b775..0c39f09892 100644 --- a/net/dump.c +++ b/net/dump.c @@ -111,7 +111,7 @@ static int net_dump_state_init(DumpState *s, const char= *filename, =20 fd =3D open(filename, O_CREAT | O_TRUNC | O_WRONLY | O_BINARY, 0644); if (fd < 0) { - error_setg_errno(errp, errno, "net dump: can't open %s", filename); + error_setg_file_open(errp, errno, filename); return -1; } =20 diff --git a/net/tap-bsd.c b/net/tap-bsd.c index bbf84d1828..3fd300d46f 100644 --- a/net/tap-bsd.c +++ b/net/tap-bsd.c @@ -68,7 +68,7 @@ int tap_open(char *ifname, int ifname_size, int *vnet_hdr, } } if (fd < 0) { - error_setg_errno(errp, errno, "could not open %s", dname); + error_setg_file_open(errp, errno, dname); return -1; } =20 @@ -118,7 +118,7 @@ static int tap_open_clone(char *ifname, int ifname_size= , Error **errp) =20 fd =3D RETRY_ON_EINTR(open(PATH_NET_TAP, O_RDWR)); if (fd < 0) { - error_setg_errno(errp, errno, "could not open %s", PATH_NET_TAP); + error_setg_file_open(errp, errno, PATH_NET_TAP); return -1; } =20 @@ -166,7 +166,7 @@ int tap_open(char *ifname, int ifname_size, int *vnet_h= dr, snprintf(dname, sizeof dname, "/dev/%s", ifname); fd =3D RETRY_ON_EINTR(open(dname, O_RDWR)); if (fd < 0 && errno !=3D ENOENT) { - error_setg_errno(errp, errno, "could not open %s", dname); + error_setg_file_open(errp, errno, dname); return -1; } } diff --git a/net/tap-linux.c b/net/tap-linux.c index 2a90b58467..909c4f1fcf 100644 --- a/net/tap-linux.c +++ b/net/tap-linux.c @@ -57,7 +57,7 @@ int tap_open(char *ifname, int ifname_size, int *vnet_hdr, if (fd < 0) { fd =3D RETRY_ON_EINTR(open(PATH_NET_TUN, O_RDWR)); if (fd < 0) { - error_setg_errno(errp, errno, "could not open %s", PATH_NET_TU= N); + error_setg_file_open(errp, errno, PATH_NET_TUN); return -1; } } diff --git a/target/i386/sev.c b/target/i386/sev.c index fb5a3b5d77..1d70f96ec1 100644 --- a/target/i386/sev.c +++ b/target/i386/sev.c @@ -892,8 +892,7 @@ static SevCapability *sev_get_capabilities(Error **errp) =20 fd =3D open(sev_device, O_RDWR); if (fd < 0) { - error_setg_errno(errp, errno, "SEV: Failed to open %s", - sev_device); + error_setg_file_open(errp, errno, sev_device); g_free(sev_device); return NULL; } @@ -1820,8 +1819,7 @@ static int sev_common_kvm_init(ConfidentialGuestSuppo= rt *cgs, Error **errp) devname =3D object_property_get_str(OBJECT(sev_common), "sev-device", = NULL); sev_common->sev_fd =3D open(devname, O_RDWR); if (sev_common->sev_fd < 0) { - error_setg(errp, "%s: Failed to open %s '%s'", __func__, - devname, strerror(errno)); + error_setg_file_open(errp, errno, devname); g_free(devname); return -1; } diff --git a/util/vfio-helpers.c b/util/vfio-helpers.c index 44b457c442..c619516163 100644 --- a/util/vfio-helpers.c +++ b/util/vfio-helpers.c @@ -309,7 +309,7 @@ static int qemu_vfio_init_pci(QEMUVFIOState *s, const c= har *device, s->container =3D open("/dev/vfio/vfio", O_RDWR); =20 if (s->container =3D=3D -1) { - error_setg_errno(errp, errno, "Failed to open /dev/vfio/vfio"); + error_setg_file_open(errp, errno, "/dev/vfio/vfio"); return -errno; } if (ioctl(s->container, VFIO_GET_API_VERSION) !=3D VFIO_API_VERSION) { @@ -333,8 +333,7 @@ static int qemu_vfio_init_pci(QEMUVFIOState *s, const c= har *device, =20 s->group =3D open(group_file, O_RDWR); if (s->group =3D=3D -1) { - error_setg_errno(errp, errno, "Failed to open VFIO group file: %s", - group_file); + error_setg_file_open(errp, errno, group_file); g_free(group_file); ret =3D -errno; goto fail_container; --=20 2.52.0