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[2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id q76sm7555778wme.1.2022.02.21.01.28.17 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Feb 2022 01:28:17 -0800 (PST) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 19/26] include: Move qemu_[id]cache_* declarations to new qemu/cacheinfo.h Date: Mon, 21 Feb 2022 09:27:53 +0000 Message-Id: <20220221092800.404870-20-peter.maydell@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220221092800.404870-1-peter.maydell@linaro.org> References: <20220221092800.404870-1-peter.maydell@linaro.org> MIME-Version: 1.0 X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::42b (failed) Received-SPF: pass client-ip=2a00:1450:4864:20::42b; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x42b.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 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, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" The qemu_icache_linesize, qemu_icache_linesize_log, qemu_dcache_linesize, and qemu_dcache_linesize_log variables are not used in many files. Move them out of osdep.h to a new qemu/cacheinfo.h, and document them. Signed-off-by: Peter Maydell Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Message-id: 20220208200856.3558249-5-peter.maydell@linaro.org --- include/qemu/cacheinfo.h | 21 +++++++++++++++++++++ include/qemu/osdep.h | 5 ----- accel/tcg/translate-all.c | 1 + plugins/loader.c | 1 + tcg/region.c | 1 + tcg/tcg.c | 1 + util/atomic64.c | 1 + util/cacheflush.c | 1 + util/cacheinfo.c | 1 + 9 files changed, 28 insertions(+), 5 deletions(-) create mode 100644 include/qemu/cacheinfo.h diff --git a/include/qemu/cacheinfo.h b/include/qemu/cacheinfo.h new file mode 100644 index 00000000000..019a157ea08 --- /dev/null +++ b/include/qemu/cacheinfo.h @@ -0,0 +1,21 @@ +/* + * QEMU host cacheinfo information + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ +#ifndef QEMU_CACHEINFO_H +#define QEMU_CACHEINFO_H + +/* + * These variables represent our best guess at the host icache and + * dcache sizes, expressed both as the size in bytes and as the + * base-2 log of the size in bytes. They are initialized at startup + * (via an attribute 'constructor' function). + */ +extern int qemu_icache_linesize; +extern int qemu_icache_linesize_log; +extern int qemu_dcache_linesize; +extern int qemu_dcache_linesize_log; + +#endif diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h index 165448b12f8..61808edc69f 100644 --- a/include/qemu/osdep.h +++ b/include/qemu/osdep.h @@ -616,11 +616,6 @@ pid_t qemu_fork(Error **errp); extern uintptr_t qemu_real_host_page_size; extern intptr_t qemu_real_host_page_mask; -extern int qemu_icache_linesize; -extern int qemu_icache_linesize_log; -extern int qemu_dcache_linesize; -extern int qemu_dcache_linesize_log; - /* * After using getopt or getopt_long, if you need to parse another set * of options, then you must reset optind. Unfortunately the way to diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c index bd71db59a9a..5971cd53ab9 100644 --- a/accel/tcg/translate-all.c +++ b/accel/tcg/translate-all.c @@ -51,6 +51,7 @@ #include "qemu/qemu-print.h" #include "qemu/timer.h" #include "qemu/main-loop.h" +#include "qemu/cacheinfo.h" #include "exec/log.h" #include "sysemu/cpus.h" #include "sysemu/cpu-timers.h" diff --git a/plugins/loader.c b/plugins/loader.c index a4ec2816922..4883b0a1cbc 100644 --- a/plugins/loader.c +++ b/plugins/loader.c @@ -24,6 +24,7 @@ #include "qemu/rcu_queue.h" #include "qemu/qht.h" #include "qemu/bitmap.h" +#include "qemu/cacheinfo.h" #include "qemu/xxhash.h" #include "qemu/plugin.h" #include "hw/core/cpu.h" diff --git a/tcg/region.c b/tcg/region.c index 7b4e65a52e8..72afb357389 100644 --- a/tcg/region.c +++ b/tcg/region.c @@ -26,6 +26,7 @@ #include "qemu/units.h" #include "qemu/madvise.h" #include "qemu/mprotect.h" +#include "qemu/cacheinfo.h" #include "qapi/error.h" #include "exec/exec-all.h" #include "tcg/tcg.h" diff --git a/tcg/tcg.c b/tcg/tcg.c index 5d2f0d8b103..528277d1d3c 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -36,6 +36,7 @@ #include "qemu/qemu-print.h" #include "qemu/timer.h" #include "qemu/cacheflush.h" +#include "qemu/cacheinfo.h" /* Note: the long term plan is to reduce the dependencies on the QEMU CPU definitions. Currently they are used for qemu_ld/st diff --git a/util/atomic64.c b/util/atomic64.c index 93037d5b116..22983a970f1 100644 --- a/util/atomic64.c +++ b/util/atomic64.c @@ -7,6 +7,7 @@ #include "qemu/osdep.h" #include "qemu/atomic.h" #include "qemu/thread.h" +#include "qemu/cacheinfo.h" #ifdef CONFIG_ATOMIC64 #error This file must only be compiled if !CONFIG_ATOMIC64 diff --git a/util/cacheflush.c b/util/cacheflush.c index 933355b0c99..4b57186d89c 100644 --- a/util/cacheflush.c +++ b/util/cacheflush.c @@ -7,6 +7,7 @@ #include "qemu/osdep.h" #include "qemu/cacheflush.h" +#include "qemu/cacheinfo.h" #include "qemu/bitops.h" diff --git a/util/cacheinfo.c b/util/cacheinfo.c index b182f0b6936..ab1644d490f 100644 --- a/util/cacheinfo.c +++ b/util/cacheinfo.c @@ -9,6 +9,7 @@ #include "qemu/osdep.h" #include "qemu/host-utils.h" #include "qemu/atomic.h" +#include "qemu/cacheinfo.h" int qemu_icache_linesize = 0; int qemu_icache_linesize_log;