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[213.67.3.247]) by smtp.gmail.com with ESMTPSA id y24-20020a197518000000b00518b91e8fd7sm4495626lfe.235.2024.04.30.09.50.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Apr 2024 09:50:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1714495826; x=1715100626; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=kom/SHDfVUZpmIZv8oD+sehGVIlmksQJn6703to5aOw=; b=BKzV8L/ZbU8k0t+UCnLCHRhG/69tFqUuWWD9nWrcz6Kvx+DZRVoqB85ADB6oc57ONL aKzxzZiChLptuN4fAnddeXaLkJpH7ia/0FGFdIVyvF7OKIEMlqWyV2FnxA+2Hxxl5ce0 BqJd/rlLQVM1L9uGILDM3e8Rs2vZKXyFPBTdkv1bfQJNMECVWGlxaXe8FnJXgIYt/IfJ /CjLfYvwteuuAflfTcOyVlOPYWq586HYlXKBnCWNGuP53R0pmBabfJ38vflmUf1fa3MR k7NwO91fzUqIxlXuqTyUh6c8vPnr/yBZXC0NjCnd4eISudntD0Qy1k4QRTifk+KsT7bW 6kfQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714495826; x=1715100626; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=kom/SHDfVUZpmIZv8oD+sehGVIlmksQJn6703to5aOw=; b=kRk2hfDXkUnLkytzDsGg5t5qzHVJP/M9QZl4fRDgBYbZNjWnyy0SR/Dv9UjxBeUswC bjaCcPbdDgScbBb6ZgJUoh04fen4x2QJts4lYzvexKhHMk1Om/O/g8mU5+qGvPRs7cxS 0D6PdIhOrpk1gM3fSEkOVBzDzaNAf5Pf6R95k/XJRY10MtXqdHaZnZExsGYVwM48tris x24b9yMSqgx58v9unv4gJJ//YunfeKADGfN1OXHbYatW5/7fh9bXiGQlHEkYniptIXvX vPxXJcRZyxfOJgS8mIggjK2mm+8pgrDQT1ZqxxKXEwH0EkRV3N2TS1hu+jLGNx+kZhz9 CdAg== X-Gm-Message-State: AOJu0Yz5LejvGApVHYhA2atHSf39UMFeEeY1llwzpGHCxTB/5oNx/kZk OcUwfiE+0kgerBkzWkkiv/hTM1GSHUiQmMCDJwHGVhfHKPu68dW6Xc1ZN8rU X-Google-Smtp-Source: AGHT+IFL7xixQZzyY4IgwLtRiYEyYk+uUHOVAzj9b5xqr6eOpzsgiDsvBW99qrlkBchrQCMFWP2fRg== X-Received: by 2002:ac2:5a50:0:b0:51c:f898:60cb with SMTP id r16-20020ac25a50000000b0051cf89860cbmr15984lfn.35.1714495826099; Tue, 30 Apr 2024 09:50:26 -0700 (PDT) From: "Edgar E. Iglesias" To: qemu-devel@nongnu.org Cc: edgar.iglesias@gmail.com, sstabellini@kernel.org, jgross@suse.com, "Edgar E. Iglesias" , Anthony Perard , Paul Durrant , xen-devel@lists.xenproject.org Subject: [PATCH v4 09/17] xen: mapcache: Break out xen_invalidate_map_cache_single() Date: Tue, 30 Apr 2024 18:49:31 +0200 Message-Id: <20240430164939.925307-10-edgar.iglesias@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20240430164939.925307-1-edgar.iglesias@gmail.com> References: <20240430164939.925307-1-edgar.iglesias@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::132; envelope-from=edgar.iglesias@gmail.com; helo=mail-lf1-x132.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1714495914447100003 Content-Type: text/plain; charset="utf-8" From: "Edgar E. Iglesias" Break out xen_invalidate_map_cache_single(). No functional changes. Signed-off-by: Edgar E. Iglesias Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Stefano Stabellini --- hw/xen/xen-mapcache.c | 25 +++++++++++++++---------- 1 file changed, 15 insertions(+), 10 deletions(-) diff --git a/hw/xen/xen-mapcache.c b/hw/xen/xen-mapcache.c index 34454da2f6..dd08cd296b 100644 --- a/hw/xen/xen-mapcache.c +++ b/hw/xen/xen-mapcache.c @@ -512,17 +512,14 @@ void coroutine_mixed_fn xen_invalidate_map_cache_entr= y(uint8_t *buffer) } } =20 -void xen_invalidate_map_cache(void) +static void xen_invalidate_map_cache_single(MapCache *mc) { unsigned long i; MapCacheRev *reventry; =20 - /* Flush pending AIO before destroying the mapcache */ - bdrv_drain_all(); - - mapcache_lock(mapcache); + mapcache_lock(mc); =20 - QTAILQ_FOREACH(reventry, &mapcache->locked_entries, next) { + QTAILQ_FOREACH(reventry, &mc->locked_entries, next) { if (!reventry->dma) { continue; } @@ -530,8 +527,8 @@ void xen_invalidate_map_cache(void) reventry->vaddr_req); } =20 - for (i =3D 0; i < mapcache->nr_buckets; i++) { - MapCacheEntry *entry =3D &mapcache->entry[i]; + for (i =3D 0; i < mc->nr_buckets; i++) { + MapCacheEntry *entry =3D &mc->entry[i]; =20 if (entry->vaddr_base =3D=3D NULL) { continue; @@ -552,9 +549,17 @@ void xen_invalidate_map_cache(void) entry->valid_mapping =3D NULL; } =20 - mapcache->last_entry =3D NULL; + mc->last_entry =3D NULL; =20 - mapcache_unlock(mapcache); + mapcache_unlock(mc); +} + +void xen_invalidate_map_cache(void) +{ + /* Flush pending AIO before destroying the mapcache */ + bdrv_drain_all(); + + xen_invalidate_map_cache_single(mapcache); } =20 static uint8_t *xen_replace_cache_entry_unlocked(MapCache *mc, --=20 2.40.1