diff options
Diffstat (limited to 'arch/xtensa/kernel/entry.S')
| -rw-r--r-- | arch/xtensa/kernel/entry.S | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S index e54af8b7e0f8..183fa8e0bb5b 100644 --- a/arch/xtensa/kernel/entry.S +++ b/arch/xtensa/kernel/entry.S @@ -1842,7 +1842,8 @@ ENDPROC(fast_store_prohibited) ENTRY(system_call) - entry a1, 32 + /* reserve 4 bytes on stack for function parameter */ + abi_entry(4) /* regs->syscall = regs->areg[2] */ @@ -1892,7 +1893,7 @@ ENTRY(system_call) s32i a6, a2, PT_AREG2 bnez a3, 1f - retw + abi_ret(4) 1: l32i a4, a1, 4 @@ -1901,7 +1902,7 @@ ENTRY(system_call) mov a6, a2 call4 do_syscall_trace_leave s32i a3, a2, PT_SYSCALL - retw + abi_ret(4) ENDPROC(system_call) @@ -1952,7 +1953,7 @@ ENDPROC(system_call) ENTRY(_switch_to) - entry a1, 48 + abi_entry(XTENSA_SPILL_STACK_RESERVE) mov a11, a3 # and 'next' (a3) @@ -2013,7 +2014,7 @@ ENTRY(_switch_to) wsr a14, ps rsync - retw + abi_ret(XTENSA_SPILL_STACK_RESERVE) ENDPROC(_switch_to) |