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Date: Tue, 19 Apr 2022 03:22:31 +0000 From: 常凤楠 <changfengnan@...o.com> To: Eric Biggers <ebiggers@...nel.org> CC: "jaegeuk@...nel.org" <jaegeuk@...nel.org>, "chao@...nel.org" <chao@...nel.org>, "tytso@....edu" <tytso@....edu>, "adilger.kernel@...ger.ca" <adilger.kernel@...ger.ca>, "axboe@...nel.dk" <axboe@...nel.dk>, "linux-block@...r.kernel.org" <linux-block@...r.kernel.org>, "linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>, "linux-f2fs-devel@...ts.sourceforge.net" <linux-f2fs-devel@...ts.sourceforge.net> Subject: RE: [PATCH 2/3] f2fs: notify when device not supprt inlinecrypt > -----Original Message----- > From: Eric Biggers <ebiggers@...nel.org> > Sent: Tuesday, April 19, 2022 11:19 AM > To: 常凤楠 <changfengnan@...o.com> > Cc: jaegeuk@...nel.org; chao@...nel.org; tytso@....edu; > adilger.kernel@...ger.ca; axboe@...nel.dk; linux-block@...r.kernel.org; > linux-ext4@...r.kernel.org; linux-f2fs-devel@...ts.sourceforge.net > Subject: Re: [PATCH 2/3] f2fs: notify when device not supprt inlinecrypt > > On Tue, Apr 19, 2022 at 03:14:51AM +0000, 常凤楠 wrote: > > > > Thanks for your explanation, this patchset has too many case to forget to > handle... > > Back to my first thought, maybe there should have one sysfs node to > > indicate the device support inlinecrypt or not ? So user can know it's > > device not support inlinecrypt and not for other reasons. > > > > Linux v5.18 has that. See https://git.kernel.org/linus/20f01f1632036660 > ("blk-crypto: show crypto capabilities in sysfs"). Oh, I see, thanks a lot. > > - Eric
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