[PATCH V7 08/20] csky: Process management and Signal

2018-10-04 Thread Guo Ren
This patch adds files related to task_switch, sigcontext, signal. Changelog: - abiv2/fpu.c: Userspace should never be sent NSIGXXX as a si_code. Use FPE_FLTUNK instead. - abiv2/fpu.c: Use force_sig_fault instead. Signed-off-by: Guo Ren --- arch/csky/abiv2/fpu.c | 275

[PATCH V7 08/20] csky: Process management and Signal

2018-10-04 Thread Guo Ren
This patch adds files related to task_switch, sigcontext, signal. Changelog: - abiv2/fpu.c: Userspace should never be sent NSIGXXX as a si_code. Use FPE_FLTUNK instead. - abiv2/fpu.c: Use force_sig_fault instead. Signed-off-by: Guo Ren --- arch/csky/abiv2/fpu.c | 275