From: Mike Rapoport <rppt@kernel.org>
To: Dan Carpenter <dan.carpenter@linaro.org>
Cc: oe-kbuild@lists.linux.dev, lkp@intel.com, oe-kbuild-all@lists.linux.dev
Subject: Re: [rppt:uffd/refactor/v0.2 1/11] mm/userfaultfd.c:271 mfill_copy_folio_locked() warn: maybe return -EFAULT instead of the bytes remaining?
Date: Thu, 22 Jan 2026 12:34:19 +0200 [thread overview]
Message-ID: <aXH9K6JF71dvBYdG@kernel.org> (raw)
In-Reply-To: <202601190828.nHc6Gmw1-lkp@intel.com>
Hi Dan,
On Mon, Jan 19, 2026 at 09:05:58AM +0300, Dan Carpenter wrote:
> Hi Mike,
>
> FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git uffd/refactor/v0.2
> head: 2db3a86a6de3247449e068d998305d26481c5522
> commit: 46089d290ec3dea8bdbe9a706e3a8247f6c40490 [1/11] userfaultfd: introduce mfill_copy_folio_locked() helper
> config: x86_64-randconfig-161-20260119 (https://download.01.org/0day-ci/archive/20260119/202601190828.nHc6Gmw1-lkp@intel.com/config)
> compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
> smatch version: v0.5.0-8985-g2614ff1a
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@intel.com>
> | Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
> | Closes: https://lore.kernel.org/r/202601190828.nHc6Gmw1-lkp@intel.com/
>
> smatch warnings:
> mm/userfaultfd.c:271 mfill_copy_folio_locked() warn: maybe return -EFAULT instead of the bytes remaining?
Thanks, I'll update it.
--
Sincerely yours,
Mike.
prev parent reply other threads:[~2026-01-22 10:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-19 0:27 [rppt:uffd/refactor/v0.2 1/11] mm/userfaultfd.c:271 mfill_copy_folio_locked() warn: maybe return -EFAULT instead of the bytes remaining? kernel test robot
2026-01-19 6:05 ` Dan Carpenter
2026-01-22 10:34 ` Mike Rapoport [this message]
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