X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Farm%2Fkernel%2Fsys_arm.c;h=3d4fcbc162769b9bf71f3da77b5488f15df5c50a;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=a491de2d9024dcb8b248f2ec7364012b4beef3de;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/arch/arm/kernel/sys_arm.c b/arch/arm/kernel/sys_arm.c
index a491de2d9..3d4fcbc16 100644
--- a/arch/arm/kernel/sys_arm.c
+++ b/arch/arm/kernel/sys_arm.c
@@ -234,7 +234,12 @@ asmlinkage int sys_ipc(uint call, int first, int second, int third,
  */
 asmlinkage int sys_fork(struct pt_regs *regs)
 {
+#ifdef CONFIG_MMU
 	return do_fork(SIGCHLD, regs->ARM_sp, regs, 0, NULL, NULL);
+#else
+	/* can not support in nommu mode */
+	return(-EINVAL);
+#endif
 }
 
 /* Clone a task - this clones the calling program thread.
@@ -274,7 +279,7 @@ out:
 	return error;
 }
 
-long execve(const char *filename, char **argv, char **envp)
+int kernel_execve(const char *filename, char *const argv[], char *const envp[])
 {
 	struct pt_regs regs;
 	int ret;
@@ -312,7 +317,7 @@ long execve(const char *filename, char **argv, char **envp)
  out:
 	return ret;
 }
-EXPORT_SYMBOL(execve);
+EXPORT_SYMBOL(kernel_execve);
 
 /*
  * Since loff_t is a 64 bit type we avoid a lot of ABI hastle
@@ -323,3 +328,16 @@ asmlinkage long sys_arm_fadvise64_64(int fd, int advice,
 {
 	return sys_fadvise64_64(fd, offset, len, advice);
 }
+
+/*
+ * Yet more syscall fsckage - we can't fit sys_sync_file_range's
+ * arguments into the available registers with EABI.  So, let's
+ * create an ARM specific syscall for this which has _sane_
+ * arguments.  (This incidentally also has an ABI-independent
+ * argument layout.)
+ */
+asmlinkage long sys_arm_sync_file_range(int fd, unsigned int flags,
+					loff_t offset, loff_t nbytes)
+{
+	return sys_sync_file_range(fd, offset, nbytes, flags);
+}