5 files changed, 3 insertions, 23 deletions

diff --git a/arch/xtensa/include/asm/elf.h b/arch/xtensa/include/asm/elf.h
index c3f53e755ca..5eb6d695e98 100644
--- a/arch/xtensa/include/asm/elf.h
+++ b/arch/xtensa/include/asm/elf.h
@@ -123,7 +123,6 @@ extern void xtensa_elf_core_copy_regs (xtensa_gregset_t *, struct pt_regs *);
 #define ELF_CLASS       ELFCLASS32
 #define ELF_ARCH        EM_XTENSA
 
-#define USE_ELF_CORE_DUMP
 #define ELF_EXEC_PAGESIZE       PAGE_SIZE
 
 /*
diff --git a/arch/xtensa/include/asm/syscall.h b/arch/xtensa/include/asm/syscall.h
index 4352dbe1186..efcf33b92e4 100644
--- a/arch/xtensa/include/asm/syscall.h
+++ b/arch/xtensa/include/asm/syscall.h
@@ -12,7 +12,6 @@ struct pt_regs;
 struct sigaction;
 asmlinkage long xtensa_execve(char*, char**, char**, struct pt_regs*);
 asmlinkage long xtensa_clone(unsigned long, unsigned long, struct pt_regs*);
-asmlinkage long xtensa_pipe(int __user *);
 asmlinkage long xtensa_ptrace(long, long, long, long);
 asmlinkage long xtensa_sigreturn(struct pt_regs*);
 asmlinkage long xtensa_rt_sigreturn(struct pt_regs*);
diff --git a/arch/xtensa/include/asm/unistd.h b/arch/xtensa/include/asm/unistd.h
index fbf318b3af3..528042c2951 100644
--- a/arch/xtensa/include/asm/unistd.h
+++ b/arch/xtensa/include/asm/unistd.h
@@ -94,7 +94,7 @@ __SYSCALL( 35, sys_readlink, 3)
 #define __NR_mknod                               36
 __SYSCALL( 36, sys_mknod, 3)
 #define __NR_pipe                                37
-__SYSCALL( 37, xtensa_pipe, 1)
+__SYSCALL( 37, sys_pipe, 1)
 #define __NR_unlink                              38
 __SYSCALL( 38, sys_unlink, 1)
 #define __NR_rmdir                               39
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index a1badb32fcd..8cd38484e13 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -90,7 +90,7 @@ int show_interrupts(struct seq_file *p, void *v)
         }
 
         if (i < NR_IRQS) {
-                spin_lock_irqsave(&irq_desc[i].lock, flags);
+                raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
                 action = irq_desc[i].action;
                 if (!action)
                         goto skip;
@@ -109,7 +109,7 @@ int show_interrupts(struct seq_file *p, void *v)
 
                 seq_putc(p, '\n');
 skip:
-                spin_unlock_irqrestore(&irq_desc[i].lock, flags);
+                raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
         } else if (i == NR_IRQS) {
                 seq_printf(p, "NMI: ");
                 for_each_online_cpu(j)
diff --git a/arch/xtensa/kernel/syscall.c b/arch/xtensa/kernel/syscall.c
index 1e67bab775c..816e6d0d686 100644
--- a/arch/xtensa/kernel/syscall.c
+++ b/arch/xtensa/kernel/syscall.c
@@ -39,24 +39,6 @@ syscall_t sys_call_table[__NR_syscall_count] /* FIXME __cacheline_aligned */= {
 #include <asm/unistd.h>
 };
 
-/*
- * xtensa_pipe() is the normal C calling standard for creating a pipe. It's not
- * the way unix traditional does this, though.
- */
-
-asmlinkage long xtensa_pipe(int __user *userfds)
-{
-        int fd[2];
-        int error;
-
-        error = do_pipe_flags(fd, 0);
-        if (!error) {
-                if (copy_to_user(userfds, fd, 2 * sizeof(int)))
-                        error = -EFAULT;
-        }
-        return error;
-}
-
 asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg)
 {
         unsigned long ret;