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Tue, 15 Dec 2020 03:05:00 +0000 (UTC) Date: Mon, 14 Dec 2020 19:04:59 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1608001499; bh=hkNzidvI43DwL2VfgLvW4lN7Ifo+zbkNmGv8R9XLk5w=; h=From:To:Subject:In-Reply-To:From; b=yMDrVUtd3/lPAK2ZMKt2jFTgsntzBcTxcYG5o3bz05ykMdPyGaPn57Rw9B8TngdZ5 pk9lj54a10ACI7QzYvRRyUJbHBrT4tHALQc4gOxzn1ErtlGzzwUwcdV3Q1y19UCzEV aYgCO36uEJDpmLCCGCZ5UvqCP1I14plxZhf70fHs= From: Andrew Morton To: akpm@linux-foundation.org, alex.shi@linux.alibaba.com, corbet@lwn.net, linux-mm@kvack.org, mm-commits@vger.kernel.org, rdunlap@infradead.org, torvalds@linux-foundation.org Subject: [patch 030/200] mm/truncate: add parameter explanation for invalidate_mapping_pagevec Message-ID: <20201215030459.rZY-5NI3k%akpm@linux-foundation.org> In-Reply-To: <20201214190237.a17b70ae14f129e2dca3d204@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Alex Shi Subject: mm/truncate: add parameter explanation for invalidate_mapping_pagevec To fix a kernel-doc markups issue: mm/truncate.c:646: warning: Function parameter or member 'mapping' not described in 'invalidate_mapping_pagevec' mm/truncate.c:646: warning: Function parameter or member 'start' not described in 'invalidate_mapping_pagevec' mm/truncate.c:646: warning: Function parameter or member 'end' not described in 'invalidate_mapping_pagevec' mm/truncate.c:646: warning: Function parameter or member 'nr_pagevec' not described in 'invalidate_mapping_pagevec' Link: https://lkml.kernel.org/r/1605605088-30668-1-git-send-email-alex.shi@linux.alibaba.com Signed-off-by: Alex Shi Cc: Jonathan Corbet Cc: Randy Dunlap Signed-off-by: Andrew Morton --- mm/truncate.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) --- a/mm/truncate.c~mm-truncate-add-parameter-explanation-for-invalidate_mapping_pagevec +++ a/mm/truncate.c @@ -637,9 +637,15 @@ unsigned long invalidate_mapping_pages(s EXPORT_SYMBOL(invalidate_mapping_pages); /** - * This helper is similar with the above one, except that it accounts for pages - * that are likely on a pagevec and count them in @nr_pagevec, which will used by - * the caller. + * invalidate_mapping_pagevec - Invalidate all the unlocked pages of one inode + * @mapping: the address_space which holds the pages to invalidate + * @start: the offset 'from' which to invalidate + * @end: the offset 'to' which to invalidate (inclusive) + * @nr_pagevec: invalidate failed page number for caller + * + * This helper is similar with invalidate_mapping_pages, except that it accounts + * for pages that failed to invalidate on a pagevec and count them in + * @nr_pagevec, which will used by the caller. */ void invalidate_mapping_pagevec(struct address_space *mapping, pgoff_t start, pgoff_t end, unsigned long *nr_pagevec) _