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authorPalmer Dabbelt <palmer@rivosinc.com>2024-05-30 09:44:51 -0700
committerPalmer Dabbelt <palmer@rivosinc.com>2024-06-03 07:41:13 -0700
commite2c79b4c5c4d83520abb570ca633ded09621c0a6 (patch)
tree96420f63084c1b90e31fcf25c56aa0b8850e78f5 /arch/riscv
parent994af1825a2aa286f4903ff64a1c7378b52defe6 (diff)
Revert "riscv: mm: accelerate pagefault when badaccess"
I accidentally picked up an earlier version of this patch, which had already landed via mm. The patch I picked up contains a bug, which I kept as I thought it was a fix. So let's just revert it. This reverts commit 4c6c0020427a4547845a83f7e4d6085e16c3e24f. Fixes: 4c6c0020427a ("riscv: mm: accelerate pagefault when badaccess") Reviewed-by: Kefeng Wang <wangkefeng.wang@huawei.com> Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com> Link: https://lore.kernel.org/r/20240530164451.21336-1-palmer@rivosinc.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv')
-rw-r--r--arch/riscv/mm/fault.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/riscv/mm/fault.c b/arch/riscv/mm/fault.c
index b3fcf7d67efb..5224f3733802 100644
--- a/arch/riscv/mm/fault.c
+++ b/arch/riscv/mm/fault.c
@@ -293,8 +293,8 @@ void handle_page_fault(struct pt_regs *regs)
if (unlikely(access_error(cause, vma))) {
vma_end_read(vma);
count_vm_vma_lock_event(VMA_LOCK_SUCCESS);
- tsk->thread.bad_cause = SEGV_ACCERR;
- bad_area_nosemaphore(regs, code, addr);
+ tsk->thread.bad_cause = cause;
+ bad_area_nosemaphore(regs, SEGV_ACCERR, addr);
return;
}