diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/file-posix.c | 19 | ||||
| -rw-r--r-- | block/gluster.c | 21 | ||||
| -rw-r--r-- | block/rbd.c | 7 |
3 files changed, 39 insertions, 8 deletions
diff --git a/block/file-posix.c b/block/file-posix.c index d7fb772c14..3794c0007a 100644 --- a/block/file-posix.c +++ b/block/file-posix.c @@ -1701,6 +1701,7 @@ static int raw_regular_truncate(int fd, int64_t offset, PreallocMode prealloc, case PREALLOC_MODE_FULL: { int64_t num = 0, left = offset - current_length; + off_t seek_result; /* * Knowing the final size from the beginning could allow the file @@ -1715,8 +1716,8 @@ static int raw_regular_truncate(int fd, int64_t offset, PreallocMode prealloc, buf = g_malloc0(65536); - result = lseek(fd, current_length, SEEK_SET); - if (result < 0) { + seek_result = lseek(fd, current_length, SEEK_SET); + if (seek_result < 0) { result = -errno; error_setg_errno(errp, -result, "Failed to seek to the old end of file"); @@ -2114,7 +2115,12 @@ static int find_allocation(BlockDriverState *bs, off_t start, if (offs < 0) { return -errno; /* D3 or D4 */ } - assert(offs >= start); + + if (offs < start) { + /* This is not a valid return by lseek(). We are safe to just return + * -EIO in this case, and we'll treat it like D4. */ + return -EIO; + } if (offs > start) { /* D2: in hole, next data at offs */ @@ -2146,7 +2152,12 @@ static int find_allocation(BlockDriverState *bs, off_t start, if (offs < 0) { return -errno; /* D1 and (H3 or H4) */ } - assert(offs >= start); + + if (offs < start) { + /* This is not a valid return by lseek(). We are safe to just return + * -EIO in this case, and we'll treat it like H4. */ + return -EIO; + } if (offs > start) { /* diff --git a/block/gluster.c b/block/gluster.c index 296e036b3d..4adc1a875b 100644 --- a/block/gluster.c +++ b/block/gluster.c @@ -167,7 +167,12 @@ static QemuOptsList runtime_unix_opts = { { .name = GLUSTER_OPT_SOCKET, .type = QEMU_OPT_STRING, - .help = "socket file path)", + .help = "socket file path (legacy)", + }, + { + .name = GLUSTER_OPT_PATH, + .type = QEMU_OPT_STRING, + .help = "socket file path (QAPI)", }, { /* end of list */ } }, @@ -615,10 +620,18 @@ static int qemu_gluster_parse_json(BlockdevOptionsGluster *gconf, goto out; } - ptr = qemu_opt_get(opts, GLUSTER_OPT_SOCKET); + ptr = qemu_opt_get(opts, GLUSTER_OPT_PATH); + if (!ptr) { + ptr = qemu_opt_get(opts, GLUSTER_OPT_SOCKET); + } else if (qemu_opt_get(opts, GLUSTER_OPT_SOCKET)) { + error_setg(&local_err, + "Conflicting parameters 'path' and 'socket'"); + error_append_hint(&local_err, GERR_INDEX_HINT, i); + goto out; + } if (!ptr) { error_setg(&local_err, QERR_MISSING_PARAMETER, - GLUSTER_OPT_SOCKET); + GLUSTER_OPT_PATH); error_append_hint(&local_err, GERR_INDEX_HINT, i); goto out; } @@ -684,7 +697,7 @@ static int qemu_gluster_parse(BlockdevOptionsGluster *gconf, "file.server.0.host=1.2.3.4," "file.server.0.port=24007," "file.server.1.transport=unix," - "file.server.1.socket=/var/run/glusterd.socket ..." + "file.server.1.path=/var/run/glusterd.socket ..." "\n"); return ret; } diff --git a/block/rbd.c b/block/rbd.c index 5b64849dc6..c9359d0ad8 100644 --- a/block/rbd.c +++ b/block/rbd.c @@ -623,6 +623,7 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags, BlockdevOptionsRbd *opts = NULL; Visitor *v; QObject *crumpled = NULL; + const QDictEntry *e; Error *local_err = NULL; const char *filename; char *keypairs, *secretid; @@ -671,6 +672,12 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags, goto out; } + /* Remove the processed options from the QDict (the visitor processes + * _all_ options in the QDict) */ + while ((e = qdict_first(options))) { + qdict_del(options, e->key); + } + r = qemu_rbd_connect(&s->cluster, &s->io_ctx, opts, !(flags & BDRV_O_NOCACHE), keypairs, secretid, errp); if (r < 0) { |