X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=arch%2Farm%2Fmm%2Fabort-ev5t.S;h=a6a381a6caa5a32f6b4ad018ab10e702b01920cc;hb=46c8217c4a54c17dd4c000ad804fa1e223a10578;hp=a0908d4653a34a2241d95c58af16dcdde4dafa9a;hpb=a7ace561f1e3ebbf40ff20adde9968721a55ef0a;p=firefly-linux-kernel-4.4.55.git diff --git a/arch/arm/mm/abort-ev5t.S b/arch/arm/mm/abort-ev5t.S index a0908d4653a3..a6a381a6caa5 100644 --- a/arch/arm/mm/abort-ev5t.S +++ b/arch/arm/mm/abort-ev5t.S @@ -21,8 +21,10 @@ ENTRY(v5t_early_abort) mrc p15, 0, r0, c6, c0, 0 @ get FAR do_thumb_abort fsr=r1, pc=r4, psr=r5, tmp=r3 ldreq r3, [r4] @ read aborted ARM instruction + uaccess_disable ip @ disable user access bic r1, r1, #1 << 11 @ clear bits 11 of FSR - do_ldrd_abort tmp=ip, insn=r3 + teq_ldrd tmp=ip, insn=r3 @ insn was LDRD? + beq do_DataAbort @ yes tst r3, #1 << 20 @ check write orreq r1, r1, #1 << 11 b do_DataAbort