c6x: switch to generic sigaltstack

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

2 files changed, 1 insertions, 12 deletions

diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig
index f6a3648f5ec3..12d97b7ef0dc 100644
--- a/arch/c6x/Kconfig
+++ b/arch/c6x/Kconfig
@@ -18,6 +18,7 @@ config C6X
         select OF_EARLY_FLATTREE
         select GENERIC_CLOCKEVENTS
         select MODULES_USE_ELF_RELA
+        select GENERIC_SIGALTSTACK
 
 config MMU
         def_bool n
diff --git a/arch/c6x/kernel/entry.S b/arch/c6x/kernel/entry.S
index 5239057de4c4..2721c90b0121 100644
--- a/arch/c6x/kernel/entry.S
+++ b/arch/c6x/kernel/entry.S
@@ -598,18 +598,6 @@ ENTRY(enable_exception)
         NOP     5
 ENDPROC(enable_exception)
 
-ENTRY(sys_sigaltstack)
-#ifdef CONFIG_C6X_BIG_KERNEL
-        MVKL    .S1     do_sigaltstack,A0       ; branch to do_sigaltstack
-        MVKH    .S1     do_sigaltstack,A0
-        B       .S2X    A0
-#else
-        B       .S2     do_sigaltstack
-#endif
-        LDW     .D2T1   *+SP(REGS_SP+8),A6
-        NOP     4
-ENDPROC(sys_sigaltstack)
-
         ;;
         ;; Special system calls
         ;; return address is in B3