search for: c31bb34

..., -1, conn->nr_handles * sizeof *conn->handles); for_each_backend (b) - conn->handles[b->i].handle = NULL; + reset_b_conn_handle (&conn->handles[b->i]); conn->status = 1; conn->nworkers = nworkers; diff --git a/server/internal.h b/server/internal.h index c31bb34..604dd89 100644 --- a/server/internal.h +++ b/server/internal.h @@ -168,6 +168,23 @@ struct b_conn_handle { int can_cache; }; +static inline void +reset_b_conn_handle (struct b_conn_handle *h) +{ + h->handle = NULL; + h->exportsize = -1; + h->can_write = -1; + h->can_flush = -...

...sn't make sense to do the extra work for all callers.) --- server/internal.h | 4 ---- server/sockets.c | 12 ++---------- server/threadlocal.c | 19 ------------------- 3 files changed, 2 insertions(+), 33 deletions(-) diff --git a/server/internal.h b/server/internal.h index 1f72b01..c31bb34 100644 --- a/server/internal.h +++ b/server/internal.h @@ -431,10 +431,6 @@ extern void threadlocal_set_name (const char *name) extern const char *threadlocal_get_name (void); extern void threadlocal_set_instance_num (size_t instance_num); extern size_t threadlocal_get_instance_num (void); -exte...

This is a retry filter implementation as outlined here: https://www.redhat.com/archives/libguestfs/2019-September/msg00167.html It is only lightly tested. One way to test it is to try an SSH copy (see the commit message for patch 2/2), and in the middle of the copy kill the per-connection sshd on the remote machine. You will see that the copy recovers after a few seconds. Add the nbdkit -v