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[187.189.51.144]) by smtp.gmail.com with ESMTPSA id t2sm9337749qtd.13.2021.03.14.14.27.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 14 Mar 2021 14:27:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=GL6gIGaWt/dCjMwMHmq6bzPQkZftRPDs8LLZAcbEC+c=; b=ARggv7oKTaE1LTeM3+EVE4/BvENkXP73vxe7LDDMK+nUoL6FGWX1icF4vulJ/1VAKr izTIfBcb166OcJZEfzZNj8BCj3bM2tQGH+Cr8eiYSeXjBVNXCWulAPiWCjlq9mLrWTO2 5eD7GAx6K22O88aq/DTg+S/R1QsaTwhheIRqkHeIh2uxM/vfbzwvwWt5RcvKT7nr4/qZ fNsYFRtuzgJNJ7UV/6NB67SLPLkfBilkJm5nWnVnZACtKxtMGhluCSnFb4DGKfm9ONqC 06GOKgWlQKnABLIZ3QUt/cYys15XMdnPlPpSDUWTtrkzO8nmWLX+pG7JSRIMuVyatoNr rilg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=GL6gIGaWt/dCjMwMHmq6bzPQkZftRPDs8LLZAcbEC+c=; b=MK+lHwdKDI/+z+WXJJEPl4Tj3GYz9FazLIyLWpzR70MtsGTyzKMN/c32hWqXpSMkNZ Px+w3/CVfdKqHlWemBwEWjUwbFI2YaG7Nt2vKHiJ/TICBcXKZu9fiDhtLp6H/od4PlOR kZoBJrS30D1DUOETmXyb0YKnnoafrpfAH1UWKzsHGaSV3Tm1uP7tHAcQPGvtAuC85h2g 02IX/TQsJGTbEirNOl2GLuAbLFqNVD0hfo5qd3YbDNXkytFPhoJ4WgwQnKnXeyo9wcsB 7I6WVHXr0lE5UApTl7OP6GRSt8zd05mC/Y6xYdAeBlB250FSxXd+ViDrOQfXpUgE3NB2 vRTQ== X-Gm-Message-State: AOAM530PV4FSDQo1dJ/5hbNzg1F3PpParz6NjBsNFCtepog2A4CYvW8b 01UgCxsNLf8Jg2zagTVHbs2Eh6E2/PR40Ij/ X-Google-Smtp-Source: ABdhPJwdfelBCcGzVUTB4+4p64jbStbFwDGBP8+KicBtLF+aZbWYGjPvKzqmHnBE6z+5Uqq+JmDNgw== X-Received: by 2002:a05:620a:404a:: with SMTP id i10mr22773089qko.2.1615757272103; Sun, 14 Mar 2021 14:27:52 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 23/29] tcg: Sink qemu_madvise call to common code Date: Sun, 14 Mar 2021 15:27:18 -0600 Message-Id: <20210314212724.1917075-24-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210314212724.1917075-1-richard.henderson@linaro.org> References: <20210314212724.1917075-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::72e; envelope-from=richard.henderson@linaro.org; helo=mail-qk1-x72e.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, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: r.bolshakov@yadro.com, j@getutm.app Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Move the call out of the N versions of alloc_code_gen_buffer and into tcg_region_init. Signed-off-by: Richard Henderson --- tcg/region.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/tcg/region.c b/tcg/region.c index 3ca0d01fa4..994c083343 100644 --- a/tcg/region.c +++ b/tcg/region.c @@ -554,7 +554,6 @@ static int alloc_code_gen_buffer(size_t tb_size, int sp= litwx, Error **errp) error_setg_errno(errp, errno, "mprotect of jit buffer"); return false; } - qemu_madvise(buf, size, QEMU_MADV_HUGEPAGE); =20 region.start_aligned =3D buf; region.total_size =3D size; @@ -630,9 +629,6 @@ static int alloc_code_gen_buffer_anon(size_t size, int = prot, } #endif =20 - /* Request large pages for the buffer. */ - qemu_madvise(buf, size, QEMU_MADV_HUGEPAGE); - region.start_aligned =3D buf; region.total_size =3D size; return prot; @@ -682,9 +678,6 @@ static bool alloc_code_gen_buffer_splitwx_memfd(size_t = size, Error **errp) region.total_size =3D size; tcg_splitwx_diff =3D buf_rx - buf_rw; =20 - /* Request large pages for the buffer and the splitwx. */ - qemu_madvise(buf_rw, size, QEMU_MADV_HUGEPAGE); - qemu_madvise(buf_rx, size, QEMU_MADV_HUGEPAGE); return PROT_READ | PROT_WRITE; =20 fail_rx: @@ -853,6 +846,13 @@ void tcg_region_init(size_t tb_size, int splitwx, unsi= gned max_cpus) splitwx, &error_fatal); assert(have_prot >=3D 0); =20 + /* Request large pages for the buffer and the splitwx. */ + qemu_madvise(region.start_aligned, region.total_size, QEMU_MADV_HUGEPA= GE); + if (tcg_splitwx_diff) { + qemu_madvise(region.start_aligned + tcg_splitwx_diff, + region.total_size, QEMU_MADV_HUGEPAGE); + } + /* * Make region_size a multiple of page_size, using aligned as the star= t. * As a result of this we might end up with a few extra pages at the e= nd of --=20 2.25.1