commit: http://blackfin.uclinux.org/git/?p=linux-kernel;a=commitdiff;h=b0c2a832884b33aacda93fad11fde34cf3e4874a branch: http://blackfin.uclinux.org/git/?p=linux-kernel;a=shortlog;h=refs/heads/trunk
We don't implement fork() since we are no-mmu, so redirect it to the existing ENOSYS stub rather than adding a custom EINVAL one. Signed-off-by: Mike Frysinger <[email protected]> --- arch/blackfin/include/asm/unistd.h | 2 +- arch/blackfin/kernel/entry.S | 10 ---------- arch/blackfin/mach-common/entry.S | 2 +- 3 files changed, 2 insertions(+), 12 deletions(-) diff --git a/arch/blackfin/include/asm/unistd.h b/arch/blackfin/include/asm/unistd.h index 75ec9df..3287222 100644 --- a/arch/blackfin/include/asm/unistd.h +++ b/arch/blackfin/include/asm/unistd.h @@ -11,7 +11,7 @@ */ #define __NR_restart_syscall 0 #define __NR_exit 1 -#define __NR_fork 2 + /* 2 __NR_fork not supported on nommu */ #define __NR_read 3 #define __NR_write 4 #define __NR_open 5 diff --git a/arch/blackfin/kernel/entry.S b/arch/blackfin/kernel/entry.S index 686478f..f33792c 100644 --- a/arch/blackfin/kernel/entry.S +++ b/arch/blackfin/kernel/entry.S @@ -64,16 +64,6 @@ ENTRY(_ret_from_fork) jump (p0); ENDPROC(_ret_from_fork) -ENTRY(_sys_fork) - r0 = -EINVAL; -#if (ANOMALY_05000371) - nop; - nop; - nop; -#endif - rts; -ENDPROC(_sys_fork) - ENTRY(_sys_vfork) r0 = sp; r0 += 24; diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S index 84b5e3d..80aa253 100644 --- a/arch/blackfin/mach-common/entry.S +++ b/arch/blackfin/mach-common/entry.S @@ -1377,7 +1377,7 @@ END(_ex_table) ENTRY(_sys_call_table) .long _sys_restart_syscall /* 0 */ .long _sys_exit - .long _sys_fork + .long _sys_ni_syscall /* fork */ .long _sys_read .long _sys_write .long _sys_open /* 5 */
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