# git rev-parse -q --verify 17adceb5b3e37c894ee5f36814b4e1a3fb603e0d^{commit} 17adceb5b3e37c894ee5f36814b4e1a3fb603e0d already have revision, skipping fetch # git checkout -q -f -B kisskb 17adceb5b3e37c894ee5f36814b4e1a3fb603e0d # git clean -qxdf # < git log -1 # commit 17adceb5b3e37c894ee5f36814b4e1a3fb603e0d # Author: Christophe Lombard # Date: Tue Aug 14 14:45:15 2018 +0200 # # ocxl: Fix access to the AFU Descriptor Data # # The AFU Information DVSEC capability is a means to extract common, # general information about all of the AFUs associated with a Function # independent of the specific functionality that each AFU provides. # Write in the AFU Index field allows to access to the descriptor data # for each AFU. # # With the current code, we are not able to access to these specific data # when the index >= 1 because we are writing to the wrong location. # All requests to the data of each AFU are pointing to those of the AFU 0, # which could have impacts when using a card with more than one AFU per # function. # # This patch fixes the access to the AFU Descriptor Data indexed by the # AFU Info Index field. # # Fixes: 5ef3166e8a32 ("ocxl: Driver code for 'generic' opencapi devices") # Cc: stable # 4.16 # Signed-off-by: Christophe Lombard # # Acked-by: Frederic Barrat # Acked-by: Andrew Donnellan # Signed-off-by: Michael Ellerman # < /opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-gcc --version # < git log --format=%s --max-count=1 17adceb5b3e37c894ee5f36814b4e1a3fb603e0d # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_allmodconfig+ppc64le_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux- allmodconfig # Added to kconfig CONFIG_CPU_LITTLE_ENDIAN=y # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_SAMPLES=n # yes \n | make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_allmodconfig+ppc64le_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux- oldconfig yes: standard output: Broken pipe yes: write error # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_allmodconfig+ppc64le_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux- /kisskb/src/net/Makefile:24: CC cannot link executables. Skipping bpfilter. /kisskb/src/net/Makefile:24: CC cannot link executables. Skipping bpfilter. In file included from /kisskb/src/include/linux/io.h:25:0, from /kisskb/src/include/linux/of_address.h:7, from /kisskb/src/drivers/ata/ahci_qoriq.c:18: /kisskb/src/drivers/ata/ahci_qoriq.c: In function 'ahci_qoriq_hardreset': /kisskb/src/arch/powerpc/include/asm/io.h:160:2: warning: 'px_is' may be used uninitialized in this function [-Wmaybe-uninitialized] __asm__ __volatile__("sync;"#insn"%U0%X0 %1,%0" \ ^ /kisskb/src/drivers/ata/ahci_qoriq.c:86:14: note: 'px_is' was declared here u32 px_cmd, px_is, px_val; ^ In file included from /kisskb/src/include/linux/io.h:25:0, from /kisskb/src/include/linux/of_address.h:7, from /kisskb/src/drivers/ata/ahci_qoriq.c:18: /kisskb/src/arch/powerpc/include/asm/io.h:160:2: warning: 'px_cmd' may be used uninitialized in this function [-Wmaybe-uninitialized] __asm__ __volatile__("sync;"#insn"%U0%X0 %1,%0" \ ^ /kisskb/src/drivers/ata/ahci_qoriq.c:86:6: note: 'px_cmd' was declared here u32 px_cmd, px_is, px_val; ^ WARNING: vmlinux.o(.text+0x35a4): Section mismatch in reference from the variable __boot_from_prom to the function .init.text:prom_init() The function __boot_from_prom() references the function __init prom_init(). This is often because __boot_from_prom lacks a __init annotation or the annotation of prom_init is wrong. WARNING: vmlinux.o(.text+0x3844): Section mismatch in reference from the variable start_here_multiplatform to the function .init.text:early_setup() The function start_here_multiplatform() references the function __init early_setup(). This is often because start_here_multiplatform lacks a __init annotation or the annotation of early_setup is wrong. WARNING: vmlinux.o(.text+0x3878): Section mismatch in reference from the variable start_here_common to the function .init.text:start_kernel() The function start_here_common() references the function __init start_kernel(). This is often because start_here_common lacks a __init annotation or the annotation of start_kernel is wrong. Completed OK # rm -rf /kisskb/build/powerpc-next_allmodconfig+ppc64le_ppc64le # Build took: 0:12:48.196000