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Signed-off-by: Alexey Dobriyan --- Makefile | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) diff --git a/Makefile b/Makefile index f836936fb4d8..10fcc64fcd1f 100644 --- a/Makefile +++ b/Makefile @@ -554,11 +554,23 @@ LINUXINCLUDE := \ $(USERINCLUDE) KBUILD_AFLAGS := -D__ASSEMBLY__ -fno-PIE -KBUILD_CFLAGS := -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs \ - -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE \ - -Werror=implicit-function-declaration -Werror=implicit-int \ - -Werror=return-type -Wno-format-security -funsigned-char \ - -std=gnu11 + +KBUILD_CFLAGS := +KBUILD_CFLAGS += -std=gnu11 +KBUILD_CFLAGS += -fshort-wchar +KBUILD_CFLAGS += -funsigned-char +KBUILD_CFLAGS += -fno-common +KBUILD_CFLAGS += -fno-PIE +KBUILD_CFLAGS += -fno-strict-aliasing +KBUILD_CFLAGS += -Wall +KBUILD_CFLAGS += -Wundef +KBUILD_CFLAGS += -Werror=implicit-function-declaration +KBUILD_CFLAGS += -Werror=implicit-int +KBUILD_CFLAGS += -Werror=return-type +KBUILD_CFLAGS += -Werror=strict-prototypes +KBUILD_CFLAGS += -Wno-format-security +KBUILD_CFLAGS += -Wno-trigraphs + KBUILD_CPPFLAGS := -D__KERNEL__ KBUILD_RUSTFLAGS := $(rust_common_flags) \ --target=$(objtree)/scripts/target.json \ From patchwork Tue May 16 16:49:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Dobriyan X-Patchwork-Id: 94845 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp580756vqo; Tue, 16 May 2023 10:11:00 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5zIWkErcOGIw9jFbt1Lbev+7iuRDWGRmult2+FNk211sHwQ7bzzEbR1X6FzQLlfo6RthZf X-Received: by 2002:a05:6a21:329c:b0:102:8f0a:5acf with SMTP id yt28-20020a056a21329c00b001028f0a5acfmr29108293pzb.62.1684257060484; Tue, 16 May 2023 10:11:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1684257060; cv=none; d=google.com; s=arc-20160816; b=yS9FGbXa9GC4hA/tIYP4FlZyOKMPmVmDnCcmN9cFGW8JZeL+n8yHJzjyOhStYFmzsJ bCP2eIUhQ04rDqzKVhgEEXk1D+sje/8SSh7tf+xJwm9apPuusvlFngze5A8stKXadg1H r7nadv8i2Rxq0ADZ/ZDn/kAph2T/Od+x3k+s++2wzsEHxkIT29m9hIFA9IUeQI6N+mY0 kHpu6tZQU5I4u0P9wYcjGzdr6m9WcmfRyB2qkGo2Ck8yzgciYpzeB1GifiRyNT1Is7og gwSnYP9isAkoTv2FuAh2P06Hqep7VkatNevrpVYDrlXHKZn3GA6cQ0aPQp3rEiJ8PE8F alLg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=Y4qcI2UTgZBwmxBO2YPA1Xt+uX1yMcShj7SW095AgSs=; b=uDWGSWJrbs35ZLGxNMUE6FNWSRjmnBpdsRLxe1wJkrLWSaiRuJpZWgczpQg/ADRLdx p11WXzhvl/PZRRRcphGeKS6IdbIeZebwDtHmITor3txY8MlF35UrgaP0pYaugv/soK1h lIADd2XPa35TGmUIdZJPbejkuJnEOVzCuJVj5roH1EhDYHUWDE5todpE1U1glu22dX88 vtFEmC9uLay1Xh/h2XTNGn7PkEKKc3CLjRRXdWJP1dFGdtasUXfJb/TvM963Q4c9JCep Ka/Hx5pcTT0uUHg40tqdtxbnJdYG1CKu7w8EicRxt7IsDkfRZg3bM9Vyuey16J1vF4V2 8Mwg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20221208 header.b=eIo3pQUe; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (out1.vger.email. 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It is cool regardless. Use "auto" in your code today! gcc 5.1 supports __auto_type. Signed-off-by: Alexey Dobriyan --- Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/Makefile b/Makefile index 10fcc64fcd1f..d316924a466a 100644 --- a/Makefile +++ b/Makefile @@ -570,6 +570,7 @@ KBUILD_CFLAGS += -Werror=return-type KBUILD_CFLAGS += -Werror=strict-prototypes KBUILD_CFLAGS += -Wno-format-security KBUILD_CFLAGS += -Wno-trigraphs +KBUILD_CFLAGS += -Dauto=__auto_type KBUILD_CPPFLAGS := -D__KERNEL__ KBUILD_RUSTFLAGS := $(rust_common_flags) \ From patchwork Tue May 16 16:49:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Dobriyan X-Patchwork-Id: 94835 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp572980vqo; Tue, 16 May 2023 10:01:03 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5xnY2R7qXqtImwhoatxiiboOlVr7il/ydgiq+X9urE76zUv9KIAcvFWgwOyzX5z4kT74Te X-Received: by 2002:aa7:88ce:0:b0:645:cfb0:2779 with SMTP id k14-20020aa788ce000000b00645cfb02779mr34323747pff.26.1684256462890; Tue, 16 May 2023 10:01:02 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1684256462; cv=none; d=google.com; s=arc-20160816; b=DHrgOVgARmp6LJclSuPbHyZgiZVXQIE7YcSPoIFTpNh6vTe55PKQZNOC5qENVLLu52 vSqhs7OETNHZECkyl+t2qWJAd7omFrd2uTWt1s3BorxKGMj5l1IsDIoO/FJDCcrCgFHT 5mpXZP0PTcFF2CJelTN5XP3/k1Dp6YmvM0JaYh9rCR+2fNwoqKyU/JpgoLmJ7iCJKQxi 1KiLDAiRywTx+mlsGdlLuz1GrQRzPuPfCzpRhRYtw7iohzxXYqo+zRFOf0PEEBhx17Tk lXt19iivHRRRhDHqPGU/WDW5UKP7Ld36q4xKzxgmANGFbORm12yXw6qF5vyNVTXZgtML zWxA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=tdB2mLN/Jjc5vavA2rUP8u1cWstj8G55vSclDdDMf8Y=; b=ONoChAMyZJb3djbqxJeTbsPiOQA/pyqBV5vvYBSF07E0N5x7GWGxnXrdaqEner0XVM r5SDUjAB8Y53WugrI2ytCn+RqXJtzS0gw1GqcdUABqqKQPKzl8zYbC0fDVWwXMWxJBlM 7oCl2JZr7WciiHGiUen4SgZOXUHFFauniDMtZpPR0VYptXutKMonna1oQ6hdWKZw7ado vmKP1nQt+3BBQPEivUQaUNsaDzfkdyd0H+d3+GdSnhYKRyAWJ5vpofwYxDOgfnmJJwbq kA+exgax8Z41w2b7lZAVoOLJUTgc1N5VVGZYOMCDyqxNkbM9Qwki1QXbhzmqCZXxgRiu QIoA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20221208 header.b=gMYGBfTw; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (out1.vger.email. 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- - read = pde->proc_ops->proc_read; + auto read = pde->proc_ops->proc_read; if (read) return read(file, buf, count, ppos); return -EIO; @@ -333,9 +331,7 @@ static ssize_t proc_reg_read(struct file *file, char __user *buf, size_t count, static ssize_t pde_write(struct proc_dir_entry *pde, struct file *file, const char __user *buf, size_t count, loff_t *ppos) { - typeof_member(struct proc_ops, proc_write) write; - - write = pde->proc_ops->proc_write; + auto write = pde->proc_ops->proc_write; if (write) return write(file, buf, count, ppos); return -EIO; @@ -357,9 +353,7 @@ static ssize_t proc_reg_write(struct file *file, const char __user *buf, size_t static __poll_t pde_poll(struct proc_dir_entry *pde, struct file *file, struct poll_table_struct *pts) { - typeof_member(struct proc_ops, proc_poll) poll; - - poll = pde->proc_ops->proc_poll; + auto poll = pde->proc_ops->proc_poll; if (poll) return poll(file, pts); return DEFAULT_POLLMASK; @@ -381,9 +375,7 @@ static __poll_t proc_reg_poll(struct file *file, struct poll_table_struct *pts) static long pde_ioctl(struct proc_dir_entry *pde, struct file *file, unsigned int cmd, unsigned long arg) { - typeof_member(struct proc_ops, proc_ioctl) ioctl; - - ioctl = pde->proc_ops->proc_ioctl; + auto ioctl = pde->proc_ops->proc_ioctl; if (ioctl) return ioctl(file, cmd, arg); return -ENOTTY; @@ -406,9 +398,7 @@ static long proc_reg_unlocked_ioctl(struct file *file, unsigned int cmd, unsigne #ifdef CONFIG_COMPAT static long pde_compat_ioctl(struct proc_dir_entry *pde, struct file *file, unsigned int cmd, unsigned long arg) { - typeof_member(struct proc_ops, proc_compat_ioctl) compat_ioctl; - - compat_ioctl = pde->proc_ops->proc_compat_ioctl; + auto compat_ioctl = pde->proc_ops->proc_compat_ioctl; if (compat_ioctl) return compat_ioctl(file, cmd, arg); return -ENOTTY; @@ -430,9 +420,7 @@ static long proc_reg_compat_ioctl(struct file *file, unsigned int cmd, unsigned static int pde_mmap(struct proc_dir_entry *pde, struct file *file, struct vm_area_struct *vma) { - typeof_member(struct proc_ops, proc_mmap) mmap; - - mmap = pde->proc_ops->proc_mmap; + auto mmap = pde->proc_ops->proc_mmap; if (mmap) return mmap(file, vma); return -EIO; @@ -457,9 +445,7 @@ pde_get_unmapped_area(struct proc_dir_entry *pde, struct file *file, unsigned lo unsigned long len, unsigned long pgoff, unsigned long flags) { - typeof_member(struct proc_ops, proc_get_unmapped_area) get_area; - - get_area = pde->proc_ops->proc_get_unmapped_area; + auto get_area = pde->proc_ops->proc_get_unmapped_area; #ifdef CONFIG_MMU if (!get_area) get_area = current->mm->get_unmapped_area; @@ -555,9 +541,7 @@ static int proc_reg_release(struct inode *inode, struct file *file) struct pde_opener *pdeo; if (pde_is_permanent(pde)) { - typeof_member(struct proc_ops, proc_release) release; - - release = pde->proc_ops->proc_release; + auto release = pde->proc_ops->proc_release; if (release) { return release(inode, file); }