tools/virtiofsd/fuse_lowlevel.c | 4 ++-- tools/virtiofsd/fuse_lowlevel.h | 2 +- tools/virtiofsd/fuse_virtio.c | 20 +++----------------- tools/virtiofsd/fuse_virtio.h | 2 +- tools/virtiofsd/helper.c | 4 ++++ tools/virtiofsd/passthrough_ll.c | 12 +++++++++++- 6 files changed, 22 insertions(+), 22 deletions(-)
Add an option '-o num_request_queues' to configure the queue number,
currently the total number of vqs should be (1 hiprio queue +
num_request_queues).
The code is based on Connor's previous version in the virtio-fs
mailing-list [1], but change the semantic of the new option from total
queue number to request queue number.
The corresponding virtio-fs kernel part modification can be found at the
mail [2].
Link:
[1] https://www.mail-archive.com/virtio-fs@redhat.com/msg03333.html
[2] https://lore.kernel.org/linux-fsdevel/20221211103857.25805-1-zhangjiachen.jaycee@bytedance.com/
Suggested-by: Stefan Hajnoczi <stefanha@redhat.com>
Cc: Connor Kuehl <ckuehl@redhat.com>
Signed-off-by: Jiachen Zhang <zhangjiachen.jaycee@bytedance.com>
---
tools/virtiofsd/fuse_lowlevel.c | 4 ++--
tools/virtiofsd/fuse_lowlevel.h | 2 +-
tools/virtiofsd/fuse_virtio.c | 20 +++-----------------
tools/virtiofsd/fuse_virtio.h | 2 +-
tools/virtiofsd/helper.c | 4 ++++
tools/virtiofsd/passthrough_ll.c | 12 +++++++++++-
6 files changed, 22 insertions(+), 22 deletions(-)
diff --git a/tools/virtiofsd/fuse_lowlevel.c b/tools/virtiofsd/fuse_lowlevel.c
index 2f08471627..528492d2cf 100644
--- a/tools/virtiofsd/fuse_lowlevel.c
+++ b/tools/virtiofsd/fuse_lowlevel.c
@@ -2708,9 +2708,9 @@ out1:
return NULL;
}
-int fuse_session_mount(struct fuse_session *se)
+int fuse_session_mount(struct fuse_session *se, unsigned int num_queues)
{
- return virtio_session_mount(se);
+ return virtio_session_mount(se, num_queues);
}
int fuse_session_fd(struct fuse_session *se)
diff --git a/tools/virtiofsd/fuse_lowlevel.h b/tools/virtiofsd/fuse_lowlevel.h
index b889dae4de..aee02d3e91 100644
--- a/tools/virtiofsd/fuse_lowlevel.h
+++ b/tools/virtiofsd/fuse_lowlevel.h
@@ -1856,7 +1856,7 @@ struct fuse_session *fuse_session_new(struct fuse_args *args,
*
* @return 0 on success, -1 on failure.
**/
-int fuse_session_mount(struct fuse_session *se);
+int fuse_session_mount(struct fuse_session *se, unsigned int num_queues);
/**
* Enter a single threaded, blocking event loop.
diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c
index 9368e292e4..a3ebcbea8e 100644
--- a/tools/virtiofsd/fuse_virtio.c
+++ b/tools/virtiofsd/fuse_virtio.c
@@ -762,20 +762,6 @@ static void fv_queue_set_started(VuDev *dev, int qidx, bool started)
started);
assert(qidx >= 0);
- /*
- * Ignore additional request queues for now. passthrough_ll.c must be
- * audited for thread-safety issues first. It was written with a
- * well-behaved client in mind and may not protect against all types of
- * races yet.
- */
- if (qidx > 1) {
- fuse_log(FUSE_LOG_ERR,
- "%s: multiple request queues not yet implemented, please only "
- "configure 1 request queue\n",
- __func__);
- exit(EXIT_FAILURE);
- }
-
if (started) {
/* Fire up a thread to watch this queue */
if (qidx >= vud->nqueues) {
@@ -1011,7 +997,7 @@ static int fv_create_listen_socket(struct fuse_session *se)
return 0;
}
-int virtio_session_mount(struct fuse_session *se)
+int virtio_session_mount(struct fuse_session *se, unsigned int num_queues)
{
int ret;
@@ -1057,8 +1043,8 @@ int virtio_session_mount(struct fuse_session *se)
se->vu_socketfd = data_sock;
se->virtio_dev->se = se;
pthread_rwlock_init(&se->virtio_dev->vu_dispatch_rwlock, NULL);
- if (!vu_init(&se->virtio_dev->dev, 2, se->vu_socketfd, fv_panic, NULL,
- fv_set_watch, fv_remove_watch, &fv_iface)) {
+ if (!vu_init(&se->virtio_dev->dev, num_queues, se->vu_socketfd,
+ fv_panic, NULL, fv_set_watch, fv_remove_watch, &fv_iface)) {
fuse_log(FUSE_LOG_ERR, "%s: vu_init failed\n", __func__);
return -1;
}
diff --git a/tools/virtiofsd/fuse_virtio.h b/tools/virtiofsd/fuse_virtio.h
index 111684032c..a0e78b9b84 100644
--- a/tools/virtiofsd/fuse_virtio.h
+++ b/tools/virtiofsd/fuse_virtio.h
@@ -18,7 +18,7 @@
struct fuse_session;
-int virtio_session_mount(struct fuse_session *se);
+int virtio_session_mount(struct fuse_session *se, unsigned int num_queues);
void virtio_session_close(struct fuse_session *se);
int virtio_loop(struct fuse_session *se);
diff --git a/tools/virtiofsd/helper.c b/tools/virtiofsd/helper.c
index f5f66f292c..b5138ce17d 100644
--- a/tools/virtiofsd/helper.c
+++ b/tools/virtiofsd/helper.c
@@ -191,6 +191,10 @@ void fuse_cmdline_help(void)
" -o killpriv_v2/no_killpriv_v2\n"
" Enable/Disable FUSE_HANDLE_KILLPRIV_V2.\n"
" (default: enabled as long as client supports it)\n"
+ " -o num_request_queues=<num>\n"
+ " set maximum number of request virtqueues\n"
+ " supported by virtiofsd"
+ " default: 1\n"
);
}
diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c
index 20f0f41f99..f9d8075835 100644
--- a/tools/virtiofsd/passthrough_ll.c
+++ b/tools/virtiofsd/passthrough_ll.c
@@ -182,6 +182,7 @@ struct lo_data {
/* Keeps track if /proc/<pid>/attr/fscreate should be used or not */
bool use_fscreate;
int user_security_label;
+ int num_request_queues;
};
static const struct fuse_opt lo_opts[] = {
@@ -218,6 +219,8 @@ static const struct fuse_opt lo_opts[] = {
{ "no_posix_acl", offsetof(struct lo_data, user_posix_acl), 0 },
{ "security_label", offsetof(struct lo_data, user_security_label), 1 },
{ "no_security_label", offsetof(struct lo_data, user_security_label), 0 },
+ { "num_request_queues=%d",
+ offsetof(struct lo_data, num_request_queues), 1 },
FUSE_OPT_END
};
static bool use_syslog = false;
@@ -4479,6 +4482,12 @@ int main(int argc, char *argv[])
lo.use_statx = true;
+ if (lo.num_request_queues < 1) {
+ fuse_log(FUSE_LOG_ERR, "num_request_queues must be at least 1 (got %d)"
+ "\n", lo.num_request_queues);
+ exit(1);
+ }
+
se = fuse_session_new(&args, &lo_oper, sizeof(lo_oper), &lo);
if (se == NULL) {
goto err_out1;
@@ -4488,7 +4497,8 @@ int main(int argc, char *argv[])
goto err_out2;
}
- if (fuse_session_mount(se) != 0) {
+ /* There will be 1 hirpio queue plus lo.num_request_queues request queues */
+ if (fuse_session_mount(se, lo.num_request_queues + 1) != 0) {
goto err_out3;
}
--
2.20.1
On Sun, 11 Dec 2022 at 05:49, Jiachen Zhang <zhangjiachen.jaycee@bytedance.com> wrote: > > Add an option '-o num_request_queues' to configure the queue number, > currently the total number of vqs should be (1 hiprio queue + > num_request_queues). > > The code is based on Connor's previous version in the virtio-fs > mailing-list [1], but change the semantic of the new option from total > queue number to request queue number. > > The corresponding virtio-fs kernel part modification can be found at the > mail [2]. > > Link: > [1] https://www.mail-archive.com/virtio-fs@redhat.com/msg03333.html > [2] https://lore.kernel.org/linux-fsdevel/20221211103857.25805-1-zhangjiachen.jaycee@bytedance.com/ > Suggested-by: Stefan Hajnoczi <stefanha@redhat.com> > Cc: Connor Kuehl <ckuehl@redhat.com> > Signed-off-by: Jiachen Zhang <zhangjiachen.jaycee@bytedance.com> > --- > tools/virtiofsd/fuse_lowlevel.c | 4 ++-- > tools/virtiofsd/fuse_lowlevel.h | 2 +- > tools/virtiofsd/fuse_virtio.c | 20 +++----------------- > tools/virtiofsd/fuse_virtio.h | 2 +- > tools/virtiofsd/helper.c | 4 ++++ > tools/virtiofsd/passthrough_ll.c | 12 +++++++++++- > 6 files changed, 22 insertions(+), 22 deletions(-) QEMU's C virtiofsd is no longer actively developed. New development happens in the Rust https://gitlab.com/virtio-fs/virtiofsd codebase. Are you sure you want to continue using C virtiofsd? > > diff --git a/tools/virtiofsd/fuse_lowlevel.c b/tools/virtiofsd/fuse_lowlevel.c > index 2f08471627..528492d2cf 100644 > --- a/tools/virtiofsd/fuse_lowlevel.c > +++ b/tools/virtiofsd/fuse_lowlevel.c > @@ -2708,9 +2708,9 @@ out1: > return NULL; > } > > -int fuse_session_mount(struct fuse_session *se) > +int fuse_session_mount(struct fuse_session *se, unsigned int num_queues) > { > - return virtio_session_mount(se); > + return virtio_session_mount(se, num_queues); > } > > int fuse_session_fd(struct fuse_session *se) > diff --git a/tools/virtiofsd/fuse_lowlevel.h b/tools/virtiofsd/fuse_lowlevel.h > index b889dae4de..aee02d3e91 100644 > --- a/tools/virtiofsd/fuse_lowlevel.h > +++ b/tools/virtiofsd/fuse_lowlevel.h > @@ -1856,7 +1856,7 @@ struct fuse_session *fuse_session_new(struct fuse_args *args, > * > * @return 0 on success, -1 on failure. > **/ > -int fuse_session_mount(struct fuse_session *se); > +int fuse_session_mount(struct fuse_session *se, unsigned int num_queues); > > /** > * Enter a single threaded, blocking event loop. > diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c > index 9368e292e4..a3ebcbea8e 100644 > --- a/tools/virtiofsd/fuse_virtio.c > +++ b/tools/virtiofsd/fuse_virtio.c > @@ -762,20 +762,6 @@ static void fv_queue_set_started(VuDev *dev, int qidx, bool started) > started); > assert(qidx >= 0); > > - /* > - * Ignore additional request queues for now. passthrough_ll.c must be > - * audited for thread-safety issues first. It was written with a > - * well-behaved client in mind and may not protect against all types of > - * races yet. > - */ > - if (qidx > 1) { > - fuse_log(FUSE_LOG_ERR, > - "%s: multiple request queues not yet implemented, please only " > - "configure 1 request queue\n", > - __func__); > - exit(EXIT_FAILURE); > - } Please include an explanation of why it's safe to drop this now. Have the thread-safety issues mentioned in the comment been resolved? > - > if (started) { > /* Fire up a thread to watch this queue */ > if (qidx >= vud->nqueues) { > @@ -1011,7 +997,7 @@ static int fv_create_listen_socket(struct fuse_session *se) > return 0; > } > > -int virtio_session_mount(struct fuse_session *se) > +int virtio_session_mount(struct fuse_session *se, unsigned int num_queues) > { > int ret; > > @@ -1057,8 +1043,8 @@ int virtio_session_mount(struct fuse_session *se) > se->vu_socketfd = data_sock; > se->virtio_dev->se = se; > pthread_rwlock_init(&se->virtio_dev->vu_dispatch_rwlock, NULL); > - if (!vu_init(&se->virtio_dev->dev, 2, se->vu_socketfd, fv_panic, NULL, > - fv_set_watch, fv_remove_watch, &fv_iface)) { > + if (!vu_init(&se->virtio_dev->dev, num_queues, se->vu_socketfd, > + fv_panic, NULL, fv_set_watch, fv_remove_watch, &fv_iface)) { > fuse_log(FUSE_LOG_ERR, "%s: vu_init failed\n", __func__); > return -1; > } > diff --git a/tools/virtiofsd/fuse_virtio.h b/tools/virtiofsd/fuse_virtio.h > index 111684032c..a0e78b9b84 100644 > --- a/tools/virtiofsd/fuse_virtio.h > +++ b/tools/virtiofsd/fuse_virtio.h > @@ -18,7 +18,7 @@ > > struct fuse_session; > > -int virtio_session_mount(struct fuse_session *se); > +int virtio_session_mount(struct fuse_session *se, unsigned int num_queues); > void virtio_session_close(struct fuse_session *se); > int virtio_loop(struct fuse_session *se); > > diff --git a/tools/virtiofsd/helper.c b/tools/virtiofsd/helper.c > index f5f66f292c..b5138ce17d 100644 > --- a/tools/virtiofsd/helper.c > +++ b/tools/virtiofsd/helper.c > @@ -191,6 +191,10 @@ void fuse_cmdline_help(void) > " -o killpriv_v2/no_killpriv_v2\n" > " Enable/Disable FUSE_HANDLE_KILLPRIV_V2.\n" > " (default: enabled as long as client supports it)\n" > + " -o num_request_queues=<num>\n" > + " set maximum number of request virtqueues\n" > + " supported by virtiofsd" > + " default: 1\n" > ); > } > > diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c > index 20f0f41f99..f9d8075835 100644 > --- a/tools/virtiofsd/passthrough_ll.c > +++ b/tools/virtiofsd/passthrough_ll.c > @@ -182,6 +182,7 @@ struct lo_data { > /* Keeps track if /proc/<pid>/attr/fscreate should be used or not */ > bool use_fscreate; > int user_security_label; > + int num_request_queues; > }; > > static const struct fuse_opt lo_opts[] = { > @@ -218,6 +219,8 @@ static const struct fuse_opt lo_opts[] = { > { "no_posix_acl", offsetof(struct lo_data, user_posix_acl), 0 }, > { "security_label", offsetof(struct lo_data, user_security_label), 1 }, > { "no_security_label", offsetof(struct lo_data, user_security_label), 0 }, > + { "num_request_queues=%d", > + offsetof(struct lo_data, num_request_queues), 1 }, > FUSE_OPT_END > }; > static bool use_syslog = false; > @@ -4479,6 +4482,12 @@ int main(int argc, char *argv[]) > > lo.use_statx = true; > > + if (lo.num_request_queues < 1) { > + fuse_log(FUSE_LOG_ERR, "num_request_queues must be at least 1 (got %d)" > + "\n", lo.num_request_queues); > + exit(1); > + } > + > se = fuse_session_new(&args, &lo_oper, sizeof(lo_oper), &lo); > if (se == NULL) { > goto err_out1; > @@ -4488,7 +4497,8 @@ int main(int argc, char *argv[]) > goto err_out2; > } > > - if (fuse_session_mount(se) != 0) { > + /* There will be 1 hirpio queue plus lo.num_request_queues request queues */ s/hirpio/hiprio/ > + if (fuse_session_mount(se, lo.num_request_queues + 1) != 0) { > goto err_out3; > } > > -- > 2.20.1 > >
On Mon, Dec 12, 2022 at 10:48 PM Stefan Hajnoczi <stefanha@gmail.com> wrote: > > On Sun, 11 Dec 2022 at 05:49, Jiachen Zhang > <zhangjiachen.jaycee@bytedance.com> wrote: > > > > Add an option '-o num_request_queues' to configure the queue number, > > currently the total number of vqs should be (1 hiprio queue + > > num_request_queues). > > > > The code is based on Connor's previous version in the virtio-fs > > mailing-list [1], but change the semantic of the new option from total > > queue number to request queue number. > > > > The corresponding virtio-fs kernel part modification can be found at the > > mail [2]. > > > > Link: > > [1] https://www.mail-archive.com/virtio-fs@redhat.com/msg03333.html > > [2] https://lore.kernel.org/linux-fsdevel/20221211103857.25805-1-zhangjiachen.jaycee@bytedance.com/ > > Suggested-by: Stefan Hajnoczi <stefanha@redhat.com> > > Cc: Connor Kuehl <ckuehl@redhat.com> > > Signed-off-by: Jiachen Zhang <zhangjiachen.jaycee@bytedance.com> > > --- > > tools/virtiofsd/fuse_lowlevel.c | 4 ++-- > > tools/virtiofsd/fuse_lowlevel.h | 2 +- > > tools/virtiofsd/fuse_virtio.c | 20 +++----------------- > > tools/virtiofsd/fuse_virtio.h | 2 +- > > tools/virtiofsd/helper.c | 4 ++++ > > tools/virtiofsd/passthrough_ll.c | 12 +++++++++++- > > 6 files changed, 22 insertions(+), 22 deletions(-) > > QEMU's C virtiofsd is no longer actively developed. New development > happens in the Rust https://gitlab.com/virtio-fs/virtiofsd codebase. > Are you sure you want to continue using C virtiofsd? > Thanks for the reminder, I thought the C virtiofsd was the reference implementation. > > > > diff --git a/tools/virtiofsd/fuse_lowlevel.c b/tools/virtiofsd/fuse_lowlevel.c > > index 2f08471627..528492d2cf 100644 > > --- a/tools/virtiofsd/fuse_lowlevel.c > > +++ b/tools/virtiofsd/fuse_lowlevel.c > > @@ -2708,9 +2708,9 @@ out1: > > return NULL; > > } > > > > -int fuse_session_mount(struct fuse_session *se) > > +int fuse_session_mount(struct fuse_session *se, unsigned int num_queues) > > { > > - return virtio_session_mount(se); > > + return virtio_session_mount(se, num_queues); > > } > > > > int fuse_session_fd(struct fuse_session *se) > > diff --git a/tools/virtiofsd/fuse_lowlevel.h b/tools/virtiofsd/fuse_lowlevel.h > > index b889dae4de..aee02d3e91 100644 > > --- a/tools/virtiofsd/fuse_lowlevel.h > > +++ b/tools/virtiofsd/fuse_lowlevel.h > > @@ -1856,7 +1856,7 @@ struct fuse_session *fuse_session_new(struct fuse_args *args, > > * > > * @return 0 on success, -1 on failure. > > **/ > > -int fuse_session_mount(struct fuse_session *se); > > +int fuse_session_mount(struct fuse_session *se, unsigned int num_queues); > > > > /** > > * Enter a single threaded, blocking event loop. > > diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c > > index 9368e292e4..a3ebcbea8e 100644 > > --- a/tools/virtiofsd/fuse_virtio.c > > +++ b/tools/virtiofsd/fuse_virtio.c > > @@ -762,20 +762,6 @@ static void fv_queue_set_started(VuDev *dev, int qidx, bool started) > > started); > > assert(qidx >= 0); > > > > - /* > > - * Ignore additional request queues for now. passthrough_ll.c must be > > - * audited for thread-safety issues first. It was written with a > > - * well-behaved client in mind and may not protect against all types of > > - * races yet. > > - */ > > - if (qidx > 1) { > > - fuse_log(FUSE_LOG_ERR, > > - "%s: multiple request queues not yet implemented, please only " > > - "configure 1 request queue\n", > > - __func__); > > - exit(EXIT_FAILURE); > > - } > > Please include an explanation of why it's safe to drop this now. Have > the thread-safety issues mentioned in the comment been resolved? The struct fv_VuDev is protected by vu_dispatch_rwlock. Also the fuse handlers in passthrough_ll.c are already concurrent with a (size > 1) g_thread_pool. > > > - > > if (started) { > > /* Fire up a thread to watch this queue */ > > if (qidx >= vud->nqueues) { > > @@ -1011,7 +997,7 @@ static int fv_create_listen_socket(struct fuse_session *se) > > return 0; > > } > > > > -int virtio_session_mount(struct fuse_session *se) > > +int virtio_session_mount(struct fuse_session *se, unsigned int num_queues) > > { > > int ret; > > > > @@ -1057,8 +1043,8 @@ int virtio_session_mount(struct fuse_session *se) > > se->vu_socketfd = data_sock; > > se->virtio_dev->se = se; > > pthread_rwlock_init(&se->virtio_dev->vu_dispatch_rwlock, NULL); > > - if (!vu_init(&se->virtio_dev->dev, 2, se->vu_socketfd, fv_panic, NULL, > > - fv_set_watch, fv_remove_watch, &fv_iface)) { > > + if (!vu_init(&se->virtio_dev->dev, num_queues, se->vu_socketfd, > > + fv_panic, NULL, fv_set_watch, fv_remove_watch, &fv_iface)) { > > fuse_log(FUSE_LOG_ERR, "%s: vu_init failed\n", __func__); > > return -1; > > } > > diff --git a/tools/virtiofsd/fuse_virtio.h b/tools/virtiofsd/fuse_virtio.h > > index 111684032c..a0e78b9b84 100644 > > --- a/tools/virtiofsd/fuse_virtio.h > > +++ b/tools/virtiofsd/fuse_virtio.h > > @@ -18,7 +18,7 @@ > > > > struct fuse_session; > > > > -int virtio_session_mount(struct fuse_session *se); > > +int virtio_session_mount(struct fuse_session *se, unsigned int num_queues); > > void virtio_session_close(struct fuse_session *se); > > int virtio_loop(struct fuse_session *se); > > > > diff --git a/tools/virtiofsd/helper.c b/tools/virtiofsd/helper.c > > index f5f66f292c..b5138ce17d 100644 > > --- a/tools/virtiofsd/helper.c > > +++ b/tools/virtiofsd/helper.c > > @@ -191,6 +191,10 @@ void fuse_cmdline_help(void) > > " -o killpriv_v2/no_killpriv_v2\n" > > " Enable/Disable FUSE_HANDLE_KILLPRIV_V2.\n" > > " (default: enabled as long as client supports it)\n" > > + " -o num_request_queues=<num>\n" > > + " set maximum number of request virtqueues\n" > > + " supported by virtiofsd" > > + " default: 1\n" > > ); > > } > > > > diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c > > index 20f0f41f99..f9d8075835 100644 > > --- a/tools/virtiofsd/passthrough_ll.c > > +++ b/tools/virtiofsd/passthrough_ll.c > > @@ -182,6 +182,7 @@ struct lo_data { > > /* Keeps track if /proc/<pid>/attr/fscreate should be used or not */ > > bool use_fscreate; > > int user_security_label; > > + int num_request_queues; > > }; > > > > static const struct fuse_opt lo_opts[] = { > > @@ -218,6 +219,8 @@ static const struct fuse_opt lo_opts[] = { > > { "no_posix_acl", offsetof(struct lo_data, user_posix_acl), 0 }, > > { "security_label", offsetof(struct lo_data, user_security_label), 1 }, > > { "no_security_label", offsetof(struct lo_data, user_security_label), 0 }, > > + { "num_request_queues=%d", > > + offsetof(struct lo_data, num_request_queues), 1 }, > > FUSE_OPT_END > > }; > > static bool use_syslog = false; > > @@ -4479,6 +4482,12 @@ int main(int argc, char *argv[]) > > > > lo.use_statx = true; > > > > + if (lo.num_request_queues < 1) { > > + fuse_log(FUSE_LOG_ERR, "num_request_queues must be at least 1 (got %d)" > > + "\n", lo.num_request_queues); > > + exit(1); > > + } > > + > > se = fuse_session_new(&args, &lo_oper, sizeof(lo_oper), &lo); > > if (se == NULL) { > > goto err_out1; > > @@ -4488,7 +4497,8 @@ int main(int argc, char *argv[]) > > goto err_out2; > > } > > > > - if (fuse_session_mount(se) != 0) { > > + /* There will be 1 hirpio queue plus lo.num_request_queues request queues */ > > s/hirpio/hiprio/ > Thanks, will fix it. Best regards, Jiachen > > + if (fuse_session_mount(se, lo.num_request_queues + 1) != 0) { > > goto err_out3; > > } > > > > -- > > 2.20.1 > > > >
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