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d="scan'208";a="3825670" From: Anthony PERARD To: Date: Fri, 2 Aug 2019 16:35:36 +0100 Message-ID: <20190802153606.32061-6-anthony.perard@citrix.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190802153606.32061-1-anthony.perard@citrix.com> References: <20190802153606.32061-1-anthony.perard@citrix.com> MIME-Version: 1.0 Subject: [Xen-devel] [PATCH 05/35] libxl: Make libxl_qemu_monitor_command async X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Anthony PERARD , Ian Jackson , Wei Liu Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" .. because it makes QMP calls which are going to be async. Signed-off-by: Anthony PERARD Acked-by: Ian Jackson --- tools/libxl/libxl.h | 13 ++++++++++++- tools/libxl/libxl_qmp.c | 9 +++++---- tools/xl/xl_misc.c | 2 +- 3 files changed, 18 insertions(+), 6 deletions(-) diff --git a/tools/libxl/libxl.h b/tools/libxl/libxl.h index 96489a74ca..d001ffc75e 100644 --- a/tools/libxl/libxl.h +++ b/tools/libxl/libxl.h @@ -2538,7 +2538,18 @@ int libxl_fd_set_nonblock(libxl_ctx *ctx, int fd, in= t nonblock); * via output. */ int libxl_qemu_monitor_command(libxl_ctx *ctx, uint32_t domid, - const char *command_line, char **output); + const char *command_line, char **output, + const libxl_asyncop_how *ao_how) + LIBXL_EXTERNAL_CALLERS_ONLY; +#if defined(LIBXL_API_VERSION) && LIBXL_API_VERSION < 0x041300 +static inline int libxl_qemu_monitor_command_0x041200(libxl_ctx *ctx, + uint32_t domid, const char *command_line, char **output) +{ + return libxl_qemu_monitor_command(ctx, domid, command_line, output, + NULL); +} +#define libxl_qemu_monitor_command libxl_qemu_monitor_command_0x041200 +#endif =20 #include =20 diff --git a/tools/libxl/libxl_qmp.c b/tools/libxl/libxl_qmp.c index 20d9eed8dd..505e0e5469 100644 --- a/tools/libxl/libxl_qmp.c +++ b/tools/libxl/libxl_qmp.c @@ -1291,15 +1291,16 @@ int libxl__qmp_hmp(libxl__gc *gc, int domid, const = char *command_line, } =20 int libxl_qemu_monitor_command(libxl_ctx *ctx, uint32_t domid, - const char *command_line, char **output) + const char *command_line, char **output, + const libxl_asyncop_how *ao_how) { - GC_INIT(ctx); + AO_CREATE(ctx, domid, ao_how); int rc; =20 rc =3D libxl__qmp_hmp(gc, domid, command_line, output); =20 - GC_FREE; - return rc; + libxl__ao_complete(egc, ao, rc); + return AO_INPROGRESS; } =20 int libxl__qmp_initializations(libxl__gc *gc, uint32_t domid, diff --git a/tools/xl/xl_misc.c b/tools/xl/xl_misc.c index 50c8436337..20ed605f4f 100644 --- a/tools/xl/xl_misc.c +++ b/tools/xl/xl_misc.c @@ -228,7 +228,7 @@ int main_qemu_monitor_command(int argc, char **argv) return EXIT_FAILURE; } =20 - ret =3D libxl_qemu_monitor_command(ctx, domid, cmd, &output); + ret =3D libxl_qemu_monitor_command(ctx, domid, cmd, &output, NULL); if (!ret && output) { printf("%s\n", output); free(output); --=20 Anthony PERARD _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel