xtensa: fix access to THREAD_RA/THREAD_SP/THREAD_DS

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / xtensa / include / asm / uaccess.h

diff --git a/arch/xtensa/include/asm/uaccess.h b/arch/xtensa/include/asm/uaccess.h
index fd686dc45d1a95b5016de15341c6d3fe173837fe..c7211e7e182d56cd85e3ec923ee89f81748b26af 100644 (file)
--- a/arch/xtensa/include/asm/uaccess.h
+++ b/arch/xtensa/include/asm/uaccess.h
@@ -52,7 +52,12 @@
  */
        .macro  get_fs  ad, sp
        GET_CURRENT(\ad,\sp)
+#if THREAD_CURRENT_DS > 1020
+       addi    \ad, \ad, TASK_THREAD
+       l32i    \ad, \ad, THREAD_CURRENT_DS - TASK_THREAD
+#else
        l32i    \ad, \ad, THREAD_CURRENT_DS
+#endif
        .endm
 
 /*