diff options
| author | Bernard Xiong <[email protected]> | 2019-11-11 08:26:48 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2019-11-11 08:26:48 +0800 |
| commit | cc2316ed4e7ac8ce9d2ecf8ca53585d9b838b973 (patch) | |
| tree | 5c3dd03313dbd4093666bc72cc623cdc189d791a | |
| parent | 3777bec0758a0311ba74691361aad035ff070274 (diff) | |
| parent | 80a4912baf79d46c696ab4a5c7da92fb511d8cd9 (diff) | |
Merge pull request #3178 from IronMan999/master
修改了上下文切换退出时的bug，该bug会导致中断被提前打开造成死锁
| -rw-r--r-- | libcpu/risc-v/common/context_gcc.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libcpu/risc-v/common/context_gcc.S b/libcpu/risc-v/common/context_gcc.S index f28b15319b..5c9f05c4e8 100644 --- a/libcpu/risc-v/common/context_gcc.S +++ b/libcpu/risc-v/common/context_gcc.S @@ -175,7 +175,7 @@ rt_hw_context_switch_exit: LOAD x1, 1 * REGBYTES(sp) li t0, 0x00001800 - csrs mstatus, t0 + csrw mstatus, t0 LOAD a0, 2 * REGBYTES(sp) csrs mstatus, a0 |