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[2.102.13.223]) by smtp.googlemail.com with ESMTPSA id y12sm8660782wmj.6.2020.02.14.12.48.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Feb 2020 12:48:41 -0800 (PST) From: Jules Irenge To: linux-kernel@vger.kernel.org Cc: boqun.feng@gmail.com, Jules Irenge , Andrew Morton , linux-mm@kvack.org (open list:MEMORY MANAGEMENT) Subject: [PATCH 07/30] mm/mempolicy: Add missing annotation for queue_pages_pmd() Date: Fri, 14 Feb 2020 20:47:18 +0000 Message-Id: <20200214204741.94112-8-jbi.octave@gmail.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200214204741.94112-1-jbi.octave@gmail.com> References: <0/30> <20200214204741.94112-1-jbi.octave@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000025, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Sparse reports a warning at queue_pages_pmd() context imbalance in queue_pages_pmd() - unexpected unlock The root cause is the missing annotation at queue_pages_pmd() Add the missing __releases(ptl) Signed-off-by: Jules Irenge --- mm/mempolicy.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 977c641f78cf..bb0755228150 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -442,6 +442,7 @@ static inline bool queue_pages_required(struct page *= page, */ static int queue_pages_pmd(pmd_t *pmd, spinlock_t *ptl, unsigned long ad= dr, unsigned long end, struct mm_walk *walk) + __releases(ptl) { int ret =3D 0; struct page *page; --=20 2.24.1