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7c83232161
Misalignment trap handling is only supported for M-mode and uses direct accesses to user memory. In S-mode, when handling usermode fault, this requires to use the get_user()/put_user() accessors. Implement load_u8(), store_u8() and get_insn() using these accessors for userspace and direct text access for kernel. Signed-off-by: Clément Léger <cleger@rivosinc.com> Reviewed-by: Björn Töpel <bjorn@rivosinc.com> Link: https://lore.kernel.org/r/20231004151405.521596-3-cleger@rivosinc.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com> |
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boot | ||
configs | ||
errata | ||
include | ||
kernel | ||
kvm | ||
lib | ||
mm | ||
net | ||
purgatory | ||
tools | ||
Kbuild | ||
Kconfig | ||
Kconfig.debug | ||
Kconfig.errata | ||
Kconfig.socs | ||
Makefile | ||
Makefile.postlink |