Le 27/02/2022 à 15:30, Christoph Hellwig a écrit : > Pass a bool to pass if swiotlb needs to be enabled based on the > addressing needs and replace the verbose argument with a set of > flags, including one to force enable bounce buffering. > > Note that this patch removes the possibility to force xen-swiotlb > use using swiotlb=force on the command line on x86 (arm and arm64 > never supported that), but this interface will be restored shortly. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > --- > arch/arm/mm/init.c | 6 +---- > arch/arm64/mm/init.c | 6 +---- > arch/ia64/mm/init.c | 4 +-- > arch/mips/cavium-octeon/dma-octeon.c | 2 +- > arch/mips/loongson64/dma.c | 2 +- > arch/mips/sibyte/common/dma.c | 2 +- > arch/powerpc/include/asm/swiotlb.h | 1 + > arch/powerpc/mm/mem.c | 3 ++- arch/powerpc/mm/mem.o:(.toc+0x0): undefined reference to `ppc_swiotlb_flags' make[1]: *** [vmlinux] Error 1 /linux/Makefile:1155: recipe for target 'vmlinux' failed > arch/powerpc/platforms/pseries/setup.c | 3 --- > arch/riscv/mm/init.c | 8 +----- > arch/s390/mm/init.c | 3 +-- > arch/x86/kernel/cpu/mshyperv.c | 8 ------ > arch/x86/kernel/pci-dma.c | 15 ++++++----- > arch/x86/mm/mem_encrypt_amd.c | 3 --- > drivers/xen/swiotlb-xen.c | 4 +-- > include/linux/swiotlb.h | 15 ++++++----- > include/trace/events/swiotlb.h | 29 ++++++++------------- > kernel/dma/swiotlb.c | 35 ++++++++++++++------------ > 18 files changed, 56 insertions(+), 93 deletions(-) >
