| Message ID | 20240313103334.4036554-1-xiao.w.wang@intel.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | riscv: uaccess: Allow the last potential unrolled copy | expand |
diff --git a/arch/riscv/lib/uaccess.S b/arch/riscv/lib/uaccess.S index 2e665f8f8fcc..1399d797d81b 100644 --- a/arch/riscv/lib/uaccess.S +++ b/arch/riscv/lib/uaccess.S @@ -103,7 +103,7 @@ SYM_FUNC_START(fallback_scalar_usercopy) fixup REG_S t4, 7*SZREG(a0), 10f addi a0, a0, 8*SZREG addi a1, a1, 8*SZREG - bltu a0, t0, 2b + bleu a0, t0, 2b addi t0, t0, 8*SZREG /* revert to original value */ j .Lbyte_copy_tail
When the dst buffer pointer points to the last accessible aligned addr, we could still run another iteration of unrolled copy. Signed-off-by: Xiao Wang <xiao.w.wang@intel.com> --- arch/riscv/lib/uaccess.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)