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Tue, 31 Dec 2019 13:03:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1577797435; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=TqoGRCSaLI1ADt4dMWxHvCfOa+hKB+lisksBfd/Id4Q=; b=Ev8AZEgH+OO4bpOhXYiYznk+Dy96pcYuwR1Aoq2xo57I9rOeWx2jk416QbHYAFqC2ASWv6 Kv7Mvss1ErE7KGTZGdC0NGdhSj1WNEuTIUs8jrBM/HThOk1wXQR58Cm7rLawymksp5td6C t/2HmQmV0UKQDE3R8uqsOWX6IXANMQE= From: Igor Mammedov To: qemu-devel@nongnu.org Subject: [PATCH 03/86] numa: remove deprecated -mem-path fallback to anonymous RAM Date: Tue, 31 Dec 2019 14:02:47 +0100 Message-Id: <1577797450-88458-4-git-send-email-imammedo@redhat.com> In-Reply-To: <1577797450-88458-1-git-send-email-imammedo@redhat.com> References: <1577797450-88458-1-git-send-email-imammedo@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-MC-Unique: TVmv7oACPiun_v3cdqPGUg-1 X-Mimecast-Spam-Score: 0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 205.139.110.120 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" it was deprecated since 4.0 by commit cb79224b7 (deprecate -mem-path fallback to anonymous RAM) Deprecation period ran ont and it's time to remove it so it won't get in a way of switching to using hostmem backend for RAM. Signed-off-by: Igor Mammedov --- hw/core/numa.c | 18 +----------------- qemu-deprecated.texi | 9 --------- 2 files changed, 1 insertion(+), 26 deletions(-) diff --git a/hw/core/numa.c b/hw/core/numa.c index 19f082d..e0c6a69 100644 --- a/hw/core/numa.c +++ b/hw/core/numa.c @@ -487,24 +487,8 @@ static void allocate_system_memory_nonnuma(MemoryRegio= n *mr, Object *owner, { if (mem_path) { #ifdef __linux__ - Error *err =3D NULL; memory_region_init_ram_from_file(mr, owner, name, ram_size, 0, 0, - mem_path, &err); - if (err) { - error_report_err(err); - if (mem_prealloc) { - exit(1); - } - warn_report("falling back to regular RAM allocation"); - error_printf("This is deprecated. Make sure that -mem-path " - " specified path has sufficient resources to allo= cate" - " -m specified RAM amount\n"); - /* Legacy behavior: if allocation failed, fall back to - * regular RAM allocation. - */ - mem_path =3D NULL; - memory_region_init_ram_nomigrate(mr, owner, name, ram_size, &e= rror_fatal); - } + mem_path, &error_fatal); #else fprintf(stderr, "-mem-path not supported on this host\n"); exit(1); diff --git a/qemu-deprecated.texi b/qemu-deprecated.texi index 97ba3cb..5178905 100644 --- a/qemu-deprecated.texi +++ b/qemu-deprecated.texi @@ -113,15 +113,6 @@ QEMU using implicit generic or board specific splittin= g rule. Use @option{memdev} with @var{memory-backend-ram} backend or @option{mem} = (if it's supported by used machine type) to define mapping explictly instead. =20 -@subsection -mem-path fallback to RAM (since 4.1) -Currently if guest RAM allocation from file pointed by @option{mem-path} -fails, QEMU falls back to allocating from RAM, which might result -in unpredictable behavior since the backing file specified by the user -is ignored. In the future, users will be responsible for making sure -the backing storage specified with @option{-mem-path} can actually provide -the guest RAM configured with @option{-m} and QEMU will fail to start up if -RAM allocation is unsuccessful. - @subsection RISC-V -bios (since 4.1) =20 QEMU 4.1 introduced support for the -bios option in QEMU for RISC-V for the --=20 2.7.4