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[199.255.44.250]) by smtp.gmail.com with ESMTPSA id p1-v6sm25342380pff.128.2018.10.09.04.15.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 09 Oct 2018 04:15:21 -0700 (PDT) From: =?UTF-8?q?Matias=20Bj=C3=B8rling?= To: axboe@fb.com Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Javier=20Gonz=C3=A1lez?= , =?UTF-8?q?Javier=20Gonz=C3=A1lez?= , =?UTF-8?q?Matias=20Bj=C3=B8rling?= Subject: [GIT PULL 38/45] lightnvm: pblk: remove unused function Date: Tue, 9 Oct 2018 13:12:08 +0200 Message-Id: <20181009111215.7653-39-mb@lightnvm.io> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181009111215.7653-1-mb@lightnvm.io> References: <20181009111215.7653-1-mb@lightnvm.io> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Javier González Removed unused function in pblk-rb.c Signed-off-by: Javier González Signed-off-by: Matias Bjørling --- drivers/lightnvm/pblk-rb.c | 26 -------------------------- drivers/lightnvm/pblk.h | 2 -- 2 files changed, 28 deletions(-) diff --git a/drivers/lightnvm/pblk-rb.c b/drivers/lightnvm/pblk-rb.c index c26eab2ba8bd..82829e8151db 100644 --- a/drivers/lightnvm/pblk-rb.c +++ b/drivers/lightnvm/pblk-rb.c @@ -729,32 +729,6 @@ unsigned int pblk_rb_flush_point_count(struct pblk_rb *rb) return (submitted < to_flush) ? (to_flush - submitted) : 0; } -/* - * Scan from the current position of the sync pointer to find the entry that - * corresponds to the given ppa. This is necessary since write requests can be - * completed out of order. The assumption is that the ppa is close to the sync - * pointer thus the search will not take long. - * - * The caller of this function must guarantee that the sync pointer will no - * reach the entry while it is using the metadata associated with it. With this - * assumption in mind, there is no need to take the sync lock. - */ -struct pblk_rb_entry *pblk_rb_sync_scan_entry(struct pblk_rb *rb, - struct ppa_addr *ppa) -{ - unsigned int sync, subm, count; - unsigned int i; - - sync = READ_ONCE(rb->sync); - subm = READ_ONCE(rb->subm); - count = pblk_rb_ring_count(subm, sync, rb->nr_entries); - - for (i = 0; i < count; i++) - sync = (sync + 1) & (rb->nr_entries - 1); - - return NULL; -} - int pblk_rb_tear_down_check(struct pblk_rb *rb) { struct pblk_rb_entry *entry; diff --git a/drivers/lightnvm/pblk.h b/drivers/lightnvm/pblk.h index e710f6db2a35..22586b78198a 100644 --- a/drivers/lightnvm/pblk.h +++ b/drivers/lightnvm/pblk.h @@ -760,8 +760,6 @@ unsigned int pblk_rb_read_commit(struct pblk_rb *rb, unsigned int entries); unsigned int pblk_rb_sync_init(struct pblk_rb *rb, unsigned long *flags); unsigned int pblk_rb_sync_advance(struct pblk_rb *rb, unsigned int nr_entries); -struct pblk_rb_entry *pblk_rb_sync_scan_entry(struct pblk_rb *rb, - struct ppa_addr *ppa); void pblk_rb_sync_end(struct pblk_rb *rb, unsigned long *flags); unsigned int pblk_rb_flush_point_count(struct pblk_rb *rb); -- 2.17.1