Am 16.04.2014 um 15:25 hat John Eckersberg geschrieben: > Public bug reported: > > In qemu_gluster_init, if the call to either glfs_set_volfile_server or > glfs_set_logging fails into the "out" case, glfs_fini is called without > having first calling glfs_init. This causes glfs_lock to spin forever > on this bit: > > while (!fs->init) > pthread_cond_wait (&fs->cond, &fs->mutex); > > And here's the bottom part of the backtrace when hung: > > #0 pthread_cond_wait@@GLIBC_2.3.2 () at > ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:183 > #1 0x00007feceebf58c3 in glfs_lock (fs=0x7fecf15660b0) at glfs-internal.h:156 > #2 glfs_active_subvol (fs=0x7fecf15660b0) at glfs-resolve.c:799 > #3 0x00007feceebeb5b4 in glfs_fini (fs=0x7fecf15660b0) at glfs.c:652 > #4 0x00007fecf0043c73 in qemu_gluster_init (gconf=<value optimized out>, > filename=<value optimized out>) at > /usr/src/debug/qemu-kvm-0.12.1.2/block/gluster.c:229 > > I believe this can be fixed by simply moving the call to glfs_init after > the call to glfs_new but before the calls to glfs_set_volfile_server or > glfs_set_logging.
Bharata, can you check whether this is the correct solution, and if so, send out a patch? Kevin
