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[199.106.103.254]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-34144757f31sm2046484eec.14.2026.09.24.15.57.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Sep 2026 15:57:26 -0700 (PDT) Date: Thu, 24 Sep 2026 15:57:21 -0700 From: Jonathan Cameron To: Jason Gunthorpe Cc: Alexandre Ghiti , Albert Ou , Ard Biesheuvel , Arnd Bergmann , Catalin Marinas , Jonathan Corbet , David Sterba , Ilias Apalodimas , linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-efi@vger.kernel.org, linux-riscv@lists.infradead.org, Mark Rutland , Palmer Dabbelt , Paul Walmsley , Randy Dunlap , Simon Glass , Shuah Khan , Nick Terrell , Will Deacon , Alexandre Ghiti , Conor Dooley , linux-integrity@vger.kernel.org, Palmer Dabbelt , patches@lists.linux.dev, Ross Philipson , Sami Tolvanen , Song Shuai Subject: Re: [PATCH 07/16] efi/zboot: Lift efi_cache_sync_image() from efi_zboot_decompress() Message-ID: <20260924155721.000016a9@oss.qualcomm.com> In-Reply-To: <7-v1-27d06b313981+8b-arm64_drtm_jgg@nvidia.com> References: <0-v1-27d06b313981+8b-arm64_drtm_jgg@nvidia.com> <7-v1-27d06b313981+8b-arm64_drtm_jgg@nvidia.com> Organization: Qualcomm X-Mailer: Claws Mail 4.4.0 (GTK 3.24.51; x86_64-w64-mingw32) Precedence: bulk X-Mailing-List: linux-efi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwOTI0MDA5MyBTYWx0ZWRfXy0C15r9k+jzK Zvc810/ysS3DN/+3QnsL59eTdiNFWK7n8mI8qP97mTHpUDUgLoZ9ksEfh+klOtG6x6Ug8UEKXdK w//n4yy7dGQOEHuN77sC+uVCUqE0ZaE= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTI0MDA5MyBTYWx0ZWRfX5FN8WmH7PQSl QnJhUMUHbhmeSERVG2unqwakLErphMfbUSeUj399CdQ9utNQTyKJospGT6NCFvd5geH0j/20wrW QrLMFioayaiWHvl2AX1bi1VzLAAxMXp/fgolVFwf/5n0eYYxlW9pKAhBOK+NnLaRkPAO8XdVQxF 2YulXPifITJuzkMbSKm/MUdFgBK9c967NofwdACfgIDFH9XU4Mser9rwJ4/fliK/enolb8Z/ntI spvZLQDBiTih1lmny/IUM1qBBrLrB774DF3B0G7DtxlZekj9rxEDmFM6qfW2t7HpYEphmVxX8Rw J93qsyHEwunFe2lp4OGO7N7x62NvCf6QznwwheenRH4IQ0A0a2Qf2+tFiVzy9mTK8jY2eQpTj0e s/nG/lWWx5uh7ybkho1uNNtAZ1ZYGg55EihqIWxaYsbEjuy/BF04PfKS/8JG4gRP63ABLWHv6/3 0yiS6xWw3ofNez63nRA== X-Authority-Analysis: v=2.4 cv=SYRi5fRu c=1 sm=1 tr=0 ts=6ab5aad8 cx=c_pps a=PfFC4Oe2JQzmKTvty2cRDw==:117 a=JYp8KDb2vCoCEuGobkYCKw==:17 a=kj9zAlcOel0A:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=Ikd4Dj_1AAAA:8 a=gav0J8kFgDfseqtY68YA:9 a=CjuIK1q_8ugA:10 a=6Ab_bkdmUrQuMsNx7PHu:22 X-Proofpoint-GUID: 4OL3MlooUvx5TAPYvTZi9LPgZtctneke X-Proofpoint-ORIG-GUID: 4OL3MlooUvx5TAPYvTZi9LPgZtctneke X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-24_06,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 phishscore=0 malwarescore=0 suspectscore=0 bulkscore=0 impostorscore=0 clxscore=1015 adultscore=0 lowpriorityscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609240093 On Thu, 24 Sep 2026 10:53:10 -0300 Jason Gunthorpe wrote: > The two decompressors duplicate this call and the next patch needs to > change the argument. Hoist it up to remove the duplication. > > Signed-off-by: Jason Gunthorpe > diff --git a/drivers/firmware/efi/libstub/zboot.c b/drivers/firmware/efi/libstub/zboot.c > index 4b76f74c56dae0..960a542881d875 100644 > --- a/drivers/firmware/efi/libstub/zboot.c > +++ b/drivers/firmware/efi/libstub/zboot.c > @@ -92,9 +92,12 @@ efi_zboot_entry(efi_handle_t handle, efi_system_table_t *systab) > } > > // Decompress the payload into the newly allocated buffer > - status = efi_zboot_decompress((void *)image_base, alloc_size) ?: > - efi_stub_common(handle, image, image_base, cmdline_ptr); > - > + status = efi_zboot_decompress((void *)image_base, alloc_size); > + if (status == EFI_SUCCESS) { > + efi_cache_sync_image(image_base, alloc_size); > + status = > + efi_stub_common(handle, image, image_base, cmdline_ptr); Just go one character longer! > + } > efi_free(alloc_size, image_base); > return status; > }