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a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1631069935; bh=xzDyQFzSg4dX7OcdFUUFWHpxdJ2lSGmbuoeNMUCsjfc=; h=Date:From:To:Subject:In-Reply-To:From; b=CMXDFszRe1SmtAtccFEB6OQdfc3uUWCmQgyvctKTdFT3sfNw9MgfM2t0rRyjRxfjx 7H2T+q0UBQI4W8YaR7lJ3qx0Xvvurx8RTrY8bcLnrzSB4sLoL3TPq2GipqgyiwXRh2 1FXGp7rvuHm3utTpG1VGL71y0mIOhzTsWD9eLUc0= Date: Tue, 07 Sep 2021 19:58:54 -0700 From: Andrew Morton To: akpm@linux-foundation.org, linux-mm@kvack.org, mm-commits@vger.kernel.org, rdunlap@infradead.org, torvalds@linux-foundation.org, viro@zeniv.linux.org.uk Subject: [patch 106/147] lib/iov_iter.c: fix kernel-doc warnings Message-ID: <20210908025854.WyQCOMmvy%akpm@linux-foundation.org> In-Reply-To: <20210907195226.14b1d22a07c085b22968b933@linux-foundation.org> User-Agent: s-nail v14.8.16 Authentication-Results: imf10.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=CMXDFszR; dmarc=none; spf=pass (imf10.hostedemail.com: domain of akpm@linux-foundation.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: D29576001980 X-Stat-Signature: 3iyw4yt9u7hg57g8ykhiqnpsj97gcp4g X-HE-Tag: 1631069935-99198 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: Randy Dunlap Subject: lib/iov_iter.c: fix kernel-doc warnings Fix all kernel-doc warnings in lib/iov_iter.c: lib/iov_iter.c:695: warning: Function parameter or member 'i' not described in '_copy_mc_to_iter' lib/iov_iter.c:695: warning: Excess function parameter 'iter' description in '_copy_mc_to_iter' lib/iov_iter.c:695: warning: No description found for return value of '_copy_mc_to_iter' lib/iov_iter.c:758: warning: Function parameter or member 'i' not described in '_copy_from_iter_flushcache' lib/iov_iter.c:758: warning: Excess function parameter 'iter' description in '_copy_from_iter_flushcache' lib/iov_iter.c:758: warning: No description found for return value of '_copy_from_iter_flushcache' Link: https://lkml.kernel.org/r/20210809051053.6531-1-rdunlap@infradead.org Signed-off-by: Randy Dunlap Cc: Al Viro Signed-off-by: Andrew Morton --- lib/iov_iter.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) --- a/lib/iov_iter.c~lib-iov_iterc-fix-kernel-doc-warnings +++ a/lib/iov_iter.c @@ -672,7 +672,7 @@ static size_t copy_mc_pipe_to_iter(const * _copy_mc_to_iter - copy to iter with source memory error exception handling * @addr: source kernel address * @bytes: total transfer length - * @iter: destination iterator + * @i: destination iterator * * The pmem driver deploys this for the dax operation * (dax_copy_to_iter()) for dax reads (bypass page-cache and the @@ -690,6 +690,8 @@ static size_t copy_mc_pipe_to_iter(const * * ITER_KVEC, ITER_PIPE, and ITER_BVEC can return short copies. * Compare to copy_to_iter() where only ITER_IOVEC attempts might return * a short copy. + * + * Return: number of bytes copied (may be %0) */ size_t _copy_mc_to_iter(const void *addr, size_t bytes, struct iov_iter *i) { @@ -744,7 +746,7 @@ EXPORT_SYMBOL(_copy_from_iter_nocache); * _copy_from_iter_flushcache - write destination through cpu cache * @addr: destination kernel address * @bytes: total transfer length - * @iter: source iterator + * @i: source iterator * * The pmem driver arranges for filesystem-dax to use this facility via * dax_copy_from_iter() for ensuring that writes to persistent memory @@ -753,6 +755,8 @@ EXPORT_SYMBOL(_copy_from_iter_nocache); * all iterator types. The _copy_from_iter_nocache() only attempts to * bypass the cache for the ITER_IOVEC case, and on some archs may use * instructions that strand dirty-data in the cache. + * + * Return: number of bytes copied (may be %0) */ size_t _copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i) { _