Eliminate an unused variable warning in ptrace.c and a size mismatch warning
by adding a cast to __pa.
Signed-off-by: Jeff Dike <[email protected]>
Index: linux-2.6.12-rc/arch/um/kernel/ptrace.c
===================================================================
--- linux-2.6.12-rc.orig/arch/um/kernel/ptrace.c 2005-05-08 11:43:01.000000000 -0400
+++ linux-2.6.12-rc/arch/um/kernel/ptrace.c 2005-05-11 10:44:30.000000000 -0400
@@ -322,11 +322,9 @@ void syscall_trace(union uml_pt_regs *re
UPT_SYSCALL_ARG2(regs),
UPT_SYSCALL_ARG3(regs),
UPT_SYSCALL_ARG4(regs));
- else {
- int res = UPT_SYSCALL_RET(regs);
- audit_syscall_exit(current, AUDITSC_RESULT(res),
- res);
- }
+ else audit_syscall_exit(current,
+ AUDITSC_RESULT(UPT_SYSCALL_RET(regs)),
+ UPT_SYSCALL_RET(regs));
}
/* Fake a debug trap */
@@ -356,14 +354,3 @@ void syscall_trace(union uml_pt_regs *re
current->exit_code = 0;
}
}
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
Index: linux-2.6.12-rc/include/asm-um/page.h
===================================================================
--- linux-2.6.12-rc.orig/include/asm-um/page.h 2005-05-11 10:18:52.000000000 -0400
+++ linux-2.6.12-rc/include/asm-um/page.h 2005-05-11 10:37:30.000000000 -0400
@@ -98,7 +98,13 @@ extern unsigned long uml_physmem;
extern unsigned long to_phys(void *virt);
extern void *to_virt(unsigned long phys);
-#define __pa(virt) to_phys((void *) virt)
+
+/* Cast to unsigned long before casting to void * to avoid a warning from
+ * mmap_kmem about cutting a long long down to a void *. Not sure that
+ * casting is the right thing, but 32-bit UML can't have 64-bit virtual
+ * addresses
+ */
+#define __pa(virt) to_phys((void *) (unsigned long) virt)
#define __va(phys) to_virt((unsigned long) phys)
#define page_to_pfn(page) ((page) - mem_map)
-
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