For some reason several people have been sending bad patches to fix compiler warnings in vmcore recently. Here's how it should be done. Compile-tested only on x86. As noted in the first patch, s390 should take this conversion a bit further, but I'm not inclined to do that work myself. Matthew Wilcox (Oracle) (3): vmcore: Convert copy_oldmem_page() to take an iov_iter vmcore: Convert __read_vmcore to use an iov_iter vmcore: Convert read_from_oldmem() to take an iov_iter arch/arm/kernel/crash_dump.c | 14 +--- arch/arm64/kernel/crash_dump.c | 14 +--- arch/ia64/kernel/crash_dump.c | 12 +-- arch/mips/kernel/crash_dump.c | 13 +--- arch/powerpc/kernel/crash_dump.c | 20 +---- arch/riscv/kernel/crash_dump.c | 13 +--- arch/s390/kernel/crash_dump.c | 12 +-- arch/sh/kernel/crash_dump.c | 15 +--- arch/x86/kernel/crash_dump_32.c | 13 +--- arch/x86/kernel/crash_dump_64.c | 31 ++++---- fs/proc/vmcore.c | 130 +++++++++++++------------------ include/linux/crash_dump.h | 19 ++--- 12 files changed, 112 insertions(+), 194 deletions(-) -- 2.33.0