UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

MIPS: Correct the comment for FPU emulator traps 

Adjust the explanatory comment for FPU emulator traps according to
ba3049ed [MIPS: Switch FPU emulator trap to BREAK instruction.];
originally coming from `do_ade'.

Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/9672/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Maciej W. Rozycki 2015-04-03 23:24:14 +01:00 committed by Ralf Baechle
parent 1796ec7742
commit 1f44377900
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/mips/kernel/traps.c
View File

@ -879,9 +879,9 @@ void do_trap_or_bp(struct pt_regs *regs, unsigned int code,
break; break;
case BRK_MEMU: case BRK_MEMU:
/* /*
* Address errors may be deliberately induced by the FPU * This breakpoint code is used by the FPU emulator to retake
* emulator to retake control of the CPU after executing the * control of the CPU after executing the instruction from the
* instruction in the delay slot of an emulated branch. * delay slot of an emulated branch.
* *
* Terminate if exception was recognized as a delay slot return * Terminate if exception was recognized as a delay slot return
* otherwise handle as normal. * otherwise handle as normal.