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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: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=Wrq+otfv 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=rJkE3RaqiGZ5pbrm-msn:22 a=Ikd4Dj_1AAAA:8 a=gav0J8kFgDfseqtY68YA:9 a=CjuIK1q_8ugA:10 a=6Ab_bkdmUrQuMsNx7PHu:22 X-Proofpoint-ORIG-GUID: dIgzxvuUkWbI0RrbQTP7Apy61jLk-1nF X-Proofpoint-GUID: dIgzxvuUkWbI0RrbQTP7Apy61jLk-1nF X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTI0MDA5MyBTYWx0ZWRfXx7+dz3goLuSP E7tqyG1rwSneGsFkZGyYGcqYDwfyeN3L7xUkJ0vP4bMG9K/Befs3mDphV2Q4qHeKyMcUwhdtyK3 UOBekZaW0i8fokNBEz8MtJyLU0s3qhzzi2mFaoW30A+NlewU1pHfxsQ9XA1LqLWB9L3UnXQbnWP 1xBM7/qpVOmM/hgGy+QEpz1EGxO6qW9QLs7R6rXrLNz5JZ/3K69lRZfo2BSct67hRNIYkT5Pvpb iPboIM7Jn0up0I6r3u/EY8/OEpK9xh0e7SlNPmuHrJImWXB2e8VE/Xe3h1+OTWAEzBa5Kt6xXHs b1Tj+uefYugG6LCUBegfKVc2epviev8rxz6vJk+iOgJ6aw7dbqdnqxYLhwEdzlzKTB1Ut0o7JNR UCK7jMop4+dITZO9DiLUiJilAxe3xKCuiOkaxfSavroWXE6pNatanSYCKHm6q249ahfB9jZ1uen +0K6KwLRnXo4UafB0Sg== X-Proofpoint-Spam-Info: AW1haW4tMjYwOTI0MDA5MyBTYWx0ZWRfX7sZPDo+481b2 us35qGPJjStvre0/aVt4EYDyDK/cjPniqPsNSPk8avIB3w9j9XCpVUCMegV935bM354Ozmmco1Z 7Lqp3uKUnA8AvzhCVm2MF9DFk84/cmc= 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 spamscore=0 lowpriorityscore=0 adultscore=0 impostorscore=0 bulkscore=0 suspectscore=0 priorityscore=1501 clxscore=1015 malwarescore=0 phishscore=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; > }