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Thu, 20 Nov 2025 10:14:41 +1100 (AEDT) Date: Thu, 20 Nov 2025 10:14:40 +1100 From: Stephen Rothwell To: Andrew Morton Cc: Eric Dumazet , Linux Kernel Mailing List , Linux Next Mailing List , Miguel Ojeda , Wedson Almeida Filho Subject: Re: linux-next: build failure after merge of the mm-nonmm-unstable tree Message-ID: <20251120101440.0f41ca9b@canb.auug.org.au> In-Reply-To: <20251117102310.58ecfdb4@canb.auug.org.au> References: <20251117102310.58ecfdb4@canb.auug.org.au> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/LdQxNIX_j2SdhN5WOwTQprO"; protocol="application/pgp-signature"; micalg=pgp-sha256 --Sig_/LdQxNIX_j2SdhN5WOwTQprO Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, On Mon, 17 Nov 2025 10:23:10 +1100 Stephen Rothwell = wrote: > > After merging the mm-nonmm-unstable tree, today's linux-next build > (x86_64 allmodconfig) failed like this: >=20 > error[E0425]: cannot find function `rb_first` in crate `bindings` > --> rust/kernel/rbtree.rs:209:42 =20 > | > 209 | next: unsafe { bindings::rb_first(&self.root) }, > | ^^^^^^^^ not found in `bin= dings` >=20 > error[E0425]: cannot find function `rb_first` in crate `bindings` > --> rust/kernel/rbtree.rs:224:42 =20 > | > 224 | next: unsafe { bindings::rb_first(from_mut(&mut sel= f.root)) }, > | ^^^^^^^^ not found in `bin= dings` >=20 > error[E0425]: cannot find function `rb_first` in crate `bindings` > --> rust/kernel/rbtree.rs:249:42 =20 > | > 249 | let current =3D unsafe { bindings::rb_first(root) }; > | ^^^^^^^^ not found in `bin= dings` >=20 > error[E0425]: cannot find function `rb_last` in crate `bindings` > --> rust/kernel/rbtree.rs:264:42 =20 > | > 264 | let current =3D unsafe { bindings::rb_last(root) }; > | ^^^^^^^ help: a function= with a similar name exists: `sg_last` > | > ::: rust/bindings/bindings_generated.rs:90155:5 > | > 90155 | pub fn sg_last(s: *mut scatterlist, arg1: ffi::c_uint) -> *mu= t scatterlist; > | -------------------------------------------------------------= -------------- similarly named function `sg_last` defined here >=20 > error: aborting due to 4 previous errors >=20 > For more information about this error, try `rustc --explain E0425`. >=20 > Caused by commit >=20 > 84aa8c5fc414 ("rbtree: inline rb_first()") >=20 > I have reverted that commit and the following one for today. I am still reverting those commits. --=20 Cheers, Stephen Rothwell --Sig_/LdQxNIX_j2SdhN5WOwTQprO Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmkeT2AACgkQAVBC80lX 0GyIcgf/S7xI7vSoJEffP6BFE+6nRJEdztphClp4gKr5I/jbggjHL7vJK0ODEHTu pjY0F8fRfB6lgYkIkReKbXk8v7GQDH76HzYcckpufxUF917+sbSIKgwwPPZvBP88 H73i3dvj9Prq9UFrMpr+8E78crqOZMqg5sin3lJfvy1euMGXTXaf4gJY95xX6Ii1 SaJI1x1SA7Z1bsaVfE8r8msZaCdL8V8Fk1CxIkI5pLzrSUrTWXHRtJu350U5utsa UoP8O+cmsF0G+0iIN1ZSxj6g2dxq35GXeIi6aYfYbQGASmnys7E8eUvcM8FSL7le T5XfuITDZwkkERoVqi7clFn4oS7JHA== =lkqA -----END PGP SIGNATURE----- --Sig_/LdQxNIX_j2SdhN5WOwTQprO--