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envelope-from=peterx@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.467, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, T_SPF_TEMPERROR=0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Steve Sistare Add a helper to walk all CPR fd's and run a callback for each. Signed-off-by: Steve Sistare Reviewed-by: Peter Xu Link: https://lore.kernel.org/r/1759332851-370353-3-git-send-email-steven.sistare@oracle.com Signed-off-by: Peter Xu --- include/migration/cpr.h | 3 +++ migration/cpr.c | 13 +++++++++++++ 2 files changed, 16 insertions(+) diff --git a/include/migration/cpr.h b/include/migration/cpr.h index 3fc19a74ef..2b074d7a65 100644 --- a/include/migration/cpr.h +++ b/include/migration/cpr.h @@ -34,6 +34,9 @@ void cpr_resave_fd(const char *name, int id, int fd); int cpr_open_fd(const char *path, int flags, const char *name, int id, Error **errp); +typedef bool (*cpr_walk_fd_cb)(int fd); +bool cpr_walk_fd(cpr_walk_fd_cb cb); + MigMode cpr_get_incoming_mode(void); void cpr_set_incoming_mode(MigMode mode); bool cpr_is_incoming(void); diff --git a/migration/cpr.c b/migration/cpr.c index e0b47df222..6feda78f1b 100644 --- a/migration/cpr.c +++ b/migration/cpr.c @@ -122,6 +122,19 @@ int cpr_open_fd(const char *path, int flags, const char *name, int id, return fd; } +bool cpr_walk_fd(cpr_walk_fd_cb cb) +{ + CprFd *elem; + + QLIST_FOREACH(elem, &cpr_state.fds, next) { + g_assert(elem->fd >= 0); + if (!cb(elem->fd)) { + return false; + } + } + return true; +} + /*************************************************************************/ static const VMStateDescription vmstate_cpr_state = { .name = CPR_STATE, -- 2.50.1