From 55fa54a789f6e66fe9e7997429667e3e8917ffb9 Mon Sep 17 00:00:00 2001 From: Emanuele Giuseppe Esposito Date: Mon, 14 Jun 2021 10:11:30 +0200 Subject: co-shared-resource: protect with a mutex co-shared-resource is currently not thread-safe, as also reported in co-shared-resource.h. Add a QemuMutex because co_try_get_from_shres can also be invoked from non-coroutine context. Reviewed-by: Vladimir Sementsov-Ogievskiy Signed-off-by: Emanuele Giuseppe Esposito Message-Id: <20210614081130.22134-6-eesposit@redhat.com> Signed-off-by: Vladimir Sementsov-Ogievskiy --- include/qemu/co-shared-resource.h | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'include/qemu') diff --git a/include/qemu/co-shared-resource.h b/include/qemu/co-shared-resource.h index 4e45030..78ca585 100644 --- a/include/qemu/co-shared-resource.h +++ b/include/qemu/co-shared-resource.h @@ -26,15 +26,13 @@ #ifndef QEMU_CO_SHARED_RESOURCE_H #define QEMU_CO_SHARED_RESOURCE_H - +/* Accesses to co-shared-resource API are thread-safe */ typedef struct SharedResource SharedResource; /* * Create SharedResource structure * * @total: total amount of some resource to be shared between clients - * - * Note: this API is not thread-safe. */ SharedResource *shres_create(uint64_t total); -- cgit v1.1