From mboxrd@z Thu Jan 1 00:00:00 1970 From: Przemek Socha Subject: Re: amd-staging-drm-next: Oops - BUG: unable to handle kernel NULL pointer dereference, bisected. Date: Thu, 31 Jan 2019 18:31:22 +0100 Message-ID: <4141754.D6MJ5NIKBA@eclipse> References: <1631249.cbNX0rPzdC@eclipse> <3492051.hfQoeLTAnN@eclipse> <676b4805-fc73-245f-abd2-38e014248b61@amd.com> Reply-To: soprwa-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0946188631==" Return-path: In-Reply-To: <676b4805-fc73-245f-abd2-38e014248b61-5C7GfCeVMHo@public.gmane.org> List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "StDenis, Tom" , "Koenig, Christian" Cc: "Zhou, David(ChunMing)" , "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" --===============0946188631== Content-Type: multipart/signed; boundary="nextPart8664589.v1meLIQR80"; micalg="pgp-sha256"; protocol="application/pgp-signature" --nextPart8664589.v1meLIQR80 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="UTF-8" Dnia czwartek, 31 stycznia 2019 17:56:32 CET piszesz: > In my experience only the last chunk of the patch is necessary. Can you > try this without: > > > >> + vm->bulk_moveable = false; > > > Too? > > Thanks, > Tom Sure. I have applied only the last chunk of the patch on top of today's amd-staging- drm-next pull: > >> @@ -2772,6 +2773,9 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, > >> > >> struct amdgpu_vm_bo_base **base; > >> > >> > >> > >> if (bo) { > >> > >> + if (bo->tbo.resv == vm->root.base.bo->tbo.resv) > >> + vm->bulk_moveable = false; > >> + > >> > >> for (base = &bo_va->base.bo->vm_bo; *base; > >> > >> base = &(*base)->next) { > >> > >> if (*base != &bo_va->base) and it seems to be working as expected also. Thanks, Przemek. --nextPart8664589.v1meLIQR80 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. Content-Transfer-Encoding: 7Bit -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE2zcce+zboy/je1pmPMstj1lsVJMFAlxTMOoACgkQPMstj1ls VJN+2w/+IV0A1A5oNKuTiPwvdzEcjejUFXcz0Cm7AhwiUFjGCTfUi0lh4kXbhxIl YQYCqyPgaT8l62e+zADcMPq945dqC5HRe8fKfCbaqtt8u1GN7O9BQnETq99a4rC9 trNr4S3HoGsO4rnRPgGfmPxOn+3RI9UmMlNhOnJYs8AZmsy1K6O00fTgwnUFBrkd Lj892IO8+UXC5A40eqVVgm+jwEmVws/nqo+Eue/zZquiNsh1JrH46ccglvSGp1Fj is+jfTw5OU7x3mTM9e1w/YUBBWJm3OGfFEQfK2X/v5vLWAGfiFznQs2Nv0cYLIQh oaje4gPZBfb76+ZbVM/DrV73iV/RdTFWu6OS9ToxtaOwm4Z9X+mkSHXV0v4AqVhj 37219cAtrrg4ar3Hc26y/TQtb/1+2dcUgIuiPozTsePCazTMQMjKWF+mMhsAVrQt Fdl6y+jNr3YH375K2ubAzC9aV4f/5Bfin1kzW0BiWz5ZfbDMp93iQeO02td28HTv 9uONPj+cX9sA5OSzvgXf4LueUTSAzcDvNQi3IrRioWx67/8DkZ82jYXvF17wGSEa P9VPsz3v3BOUkZyFbyxvk4pJVYky/gmlY+L5h4qAFoQAhl50GPi86FgTMqo4WBKn 95uTNNiLgJmSzsxpe+uxzztqIlTLPmQQBsuLTAw7zHtxuqqDeIo= =dBwr -----END PGP SIGNATURE----- --nextPart8664589.v1meLIQR80-- --===============0946188631== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBt YWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg== --===============0946188631==--