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([2a01:4b00:d20e:7300:5535:5568:577f:20c]) by smtp.gmail.com with ESMTPSA id jg25-20020a05600ca01900b004169836bf9asm16436315wmb.23.2024.04.14.14.19.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 14 Apr 2024 14:19:50 -0700 (PDT) From: Ivan Orlov To: richard@nod.at, anton.ivanov@cambridgegreys.com, johannes@sipsolutions.net Cc: Ivan Orlov , linux-um@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] um: tlb: Remove unused flush_tlb_mm_range function Date: Sun, 14 Apr 2024 22:19:34 +0100 Message-Id: <20240414211934.393303-1-ivan.orlov0322@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable GCC 11.4.0 produces the following warning when compiling the kernel for UML architecture (with UML defconfig): arch/um/kernel/tlb.c:579:6: warning: no previous prototype for =E2=80=98flu= sh_tlb_mm_range=E2=80=99 [-Wmissing-prototypes] 579 | void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start,) This function is not used anywhere. It is not exported with `EXPORT_SYMBOL` either, and therefore it is not usable for dynamically loaded modules. Remove this function. Signed-off-by: Ivan Orlov --- arch/um/kernel/tlb.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/arch/um/kernel/tlb.c b/arch/um/kernel/tlb.c index 7d050ab0f78a..70b5e47e9761 100644 --- a/arch/um/kernel/tlb.c +++ b/arch/um/kernel/tlb.c @@ -576,12 +576,6 @@ void flush_tlb_range(struct vm_area_struct *vma, unsig= ned long start, } EXPORT_SYMBOL(flush_tlb_range); =20 -void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start, - unsigned long end) -{ - fix_range(mm, start, end, 0); -} - void flush_tlb_mm(struct mm_struct *mm) { struct vm_area_struct *vma; --=20 2.34.1