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Date: Mon, 17 Feb 2020 11:00:39 -0500 (EST) From: Nicolas Pitre <nico@...xnic.net> To: Quentin Perret <qperret@...gle.com> cc: Matthias Maennich <maennich@...gle.com>, masahiroy@...nel.org, linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org, kernel-team@...roid.com, jeyu@...nel.org, hch@...radead.org Subject: Re: [PATCH v4 1/3] kbuild: allow symbol whitelisting with TRIM_UNUSED_KSYMS On Mon, 17 Feb 2020, Quentin Perret wrote: > On Monday 17 Feb 2020 at 15:22:01 (+0000), Matthias Maennich wrote: > > In case the whitelist file can't be found, the error message is > > > > cat: path/to/file: file not found > > > > I wonder whether we can make this error message a bit more specific by > > telling the user that the KSYMS_WHITELIST is missing. > > +1, that'd be really useful. I'll check the file existence in v5 (in a > POSIX-compliant way, I promise). In fact, if you explicitly provide a file that is not there, then this is arguably a good reason to even fail the build. Nicolas
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