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linux-fsdevel@vger.kernel.org, torvalds@linux-foundation.org, brauner@kernel.org, jack@suse.cz, raven@themaw.net, miklos@szeredi.hu, neil@brown.name, a.hindborg@kernel.org, linux-mm@kvack.org, linux-efi@vger.kernel.org, ocfs2-devel@lists.linux.dev, kees@kernel.org, rostedt@goodmis.org, gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, paul@paul-moore.com, casey@schaufler-ca.com, linuxppc-dev@lists.ozlabs.org, john.johansen@canonical.com, selinux@vger.kernel.org, borntraeger@linux.ibm.com, bpf@vger.kernel.org Date: Wed, 29 Oct 2025 15:48:32 -0400 In-Reply-To: <20251029193755.GU2441659@ZenIV> References: <20251028004614.393374-1-viro@zeniv.linux.org.uk> <20251028004614.393374-23-viro@zeniv.linux.org.uk> <66300d81c5e127e3bca8c6c4d997da386b142004.camel@HansenPartnership.com> <20251028174540.GN2441659@ZenIV> <20251028210805.GP2441659@ZenIV> <9f079d0c8cffb150c0decb673a12bfe1b835efc9.camel@HansenPartnership.com> <20251029193755.GU2441659@ZenIV> Autocrypt: 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 ulxUEbmm FhKqqKXvmeHs9hvLqg/sQwAS8mP4izjvleo6rznwfKSkS+po+7Oa+aeokWsMZXZwrJY/Si/9EjT3KrqxPJ9+GdIBN8ooWgNse45+4f1FJ5pzIdWmfQCHirl2HSBotIQatyBtBsAJkhoSF7cr6RBwNjxazaTQF7iDal8ivud46jXUm6ovZUkkIALAC3jvUoMQ6bu9C41oF8WKHhIbkYFwKdjQTUqCsTGlA008wY1cYskteuDIDYMBC92gA6g/qYxPYeh9OMW3Ms6I1+If8ymNZR6sHNq8Ef7GyA1ElWrGdFAW9H7xNv3Bc7J+IKev2FEK9/Fgo/3Pf2tUqijoqRaH3vdBZt4Ubna8Ey8rhSQAhwmdR6IVR6ku95kAtjT3HuP4tE0fycF7unRsaDYJAXuF/KInWcw== 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: List-Subscribe: List-Unsubscribe: On Wed, 2025-10-29 at 19:37 +0000, Al Viro wrote: > On Wed, Oct 29, 2025 at 02:57:51PM -0400, James Bottomley wrote: >=20 > > I think this all looks OK.=C2=A0 The reason for the convolution is that > > simple_start/done_creating() didn't exist when I did the conversion > > ... although if they had, I'm not sure I'd have thought of > > reworking efivarfs_create_dentry to use them.=C2=A0 I tried to update > > some redundant bits, but it wasn't the focus of what I was trying > > to fix. > >=20 > > So I think the cleanup works and looks nice. > >=20 > > >=20 > > > Relying on the -EEXIST return value to detect duplicates, and > > > combining the two callbacks seem like neat optimizations to me, > > > so > > >=20 > > > Acked-by: Ard Biesheuvel > > >=20 > > > but I have to confess I am slightly out of my depth when it comes > > > to > > > VFS stuff. > >=20 > > Yes, ack too. >=20 > Umm...=C2=A0 FWIW, I've got a few more followups on top of that > (see > #untested.efivarfs, current head at 36051c773015).=C2=A0 Not sure what > would be the best way to deal with that stuff - I hope to get the > main series stabilized and merged in the coming window. Unless there's a bug lurking somewhere, I think think the cleanups are great, but can wait for stabilization of the main series. > =C2=A0 Right now I'm collecting feedback (acked-by, etc.), and there's a > couple of outright bugfixes in front of the series, so I'd expect at > least a rebase to -rc4... >=20 > Hell knows - one variant would be a never-rebased branch containing > the introduction of simple_done_creating() + variant of efivarfs > patch (as posted) ported on top of that (with d_instantiate()+dget() > in place of d_make_persistent()), then have both #work.persistency > and efivarfs followups pulling that branch...=C2=A0 Or I could simply hol= d > them back until the next cycle.=C2=A0 Up to you - the main series is what > I really want to get out of the way ASAP, especially considering the > potential for conflicts with the stuff Neil Brown is playing with. git log fs/efivarfs will tell you were not a high patch throughput subsystem, so I'd guess we won't need a stable base to work from because we can just wait ... however, if a sudden unexpected flood of patches did come in, this choice could be revisited, so it's probably the best one to start with. Regards, James