Merge branch '2.6.25.y' into testing

4 files changed, 36 insertions, 11 deletions

diff --git a/include/asm-x86/tlbflush.h b/include/asm-x86/tlbflush.h
index 3998709ed637..b7a6a086e0de 100644
--- a/include/asm-x86/tlbflush.h
+++ b/include/asm-x86/tlbflush.h
@@ -22,12 +22,23 @@ static inline void __native_flush_tlb(void)
 
 static inline void __native_flush_tlb_global(void)
 {
-	unsigned long cr4 = read_cr4();
+	unsigned long flags;
+	unsigned long cr4;
 
+	/*
+	 * Read-modify-write to CR4 - protect it from preemption and
+	 * from interrupts. (Use the raw variant because this code can
+	 * be called from deep inside debugging code.)
+	 */
+	raw_local_irq_save(flags);
+
+	cr4 = read_cr4();
 	/* clear PGE */
 	write_cr4(cr4 & ~X86_CR4_PGE);
 	/* write old PGE again and flush TLBs */
 	write_cr4(cr4);
+
+	raw_local_irq_restore(flags);
 }
 
 static inline void __native_flush_tlb_single(unsigned long addr)
diff --git a/include/linux/capability.h b/include/linux/capability.h
index 7d50ff6d269f..bb8d915e02ed 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -31,11 +31,11 @@ struct task_struct;
 #define _LINUX_CAPABILITY_VERSION_1  0x19980330
 #define _LINUX_CAPABILITY_U32S_1     1
 
-#define _LINUX_CAPABILITY_VERSION_2  0x20071026
+#define _LINUX_CAPABILITY_VERSION_2  0x20071026  /* deprecated - use v3 */
 #define _LINUX_CAPABILITY_U32S_2     2
 
-#define _LINUX_CAPABILITY_VERSION    _LINUX_CAPABILITY_VERSION_2
-#define _LINUX_CAPABILITY_U32S       _LINUX_CAPABILITY_U32S_2
+#define _LINUX_CAPABILITY_VERSION_3  0x20080522
+#define _LINUX_CAPABILITY_U32S_3     2
 
 typedef struct __user_cap_header_struct {
 	__u32 version;
@@ -77,10 +77,23 @@ struct vfs_cap_data {
 	} data[VFS_CAP_U32];
 };
 
-#ifdef __KERNEL__
+#ifndef __KERNEL__
+
+/*
+ * Backwardly compatible definition for source code - trapped in a
+ * 32-bit world. If you find you need this, please consider using
+ * libcap to untrap yourself...
+ */
+#define _LINUX_CAPABILITY_VERSION  _LINUX_CAPABILITY_VERSION_1
+#define _LINUX_CAPABILITY_U32S     _LINUX_CAPABILITY_U32S_1
+
+#else
+
+#define _KERNEL_CAPABILITY_VERSION _LINUX_CAPABILITY_VERSION_3
+#define _KERNEL_CAPABILITY_U32S    _LINUX_CAPABILITY_U32S_3
 
 typedef struct kernel_cap_struct {
-	__u32 cap[_LINUX_CAPABILITY_U32S];
+	__u32 cap[_KERNEL_CAPABILITY_U32S];
 } kernel_cap_t;
 
 #define _USER_CAP_HEADER_SIZE  (sizeof(struct __user_cap_header_struct))
@@ -350,7 +363,7 @@ typedef struct kernel_cap_struct {
  */
 
 #define CAP_FOR_EACH_U32(__capi)  \
-	for (__capi = 0; __capi < _LINUX_CAPABILITY_U32S; ++__capi)
+	for (__capi = 0; __capi < _KERNEL_CAPABILITY_U32S; ++__capi)
 
 # define CAP_FS_MASK_B0     (CAP_TO_MASK(CAP_CHOWN)		\
 			    | CAP_TO_MASK(CAP_DAC_OVERRIDE)	\
@@ -360,7 +373,7 @@ typedef struct kernel_cap_struct {
 
 # define CAP_FS_MASK_B1     (CAP_TO_MASK(CAP_MAC_OVERRIDE))
 
-#if _LINUX_CAPABILITY_U32S != 2
+#if _KERNEL_CAPABILITY_U32S != 2
 # error Fix up hand-coded capability macro initializers
 #else /* HAND-CODED capability initializers */
 
@@ -371,7 +384,7 @@ typedef struct kernel_cap_struct {
 # define CAP_NFSD_SET     {{ CAP_FS_MASK_B0|CAP_TO_MASK(CAP_SYS_RESOURCE), \
 			     CAP_FS_MASK_B1 } }
 
-#endif /* _LINUX_CAPABILITY_U32S != 2 */
+#endif /* _KERNEL_CAPABILITY_U32S != 2 */
 
 #define CAP_INIT_INH_SET    CAP_EMPTY_SET
 
diff --git a/include/linux/hid.h b/include/linux/hid.h
index 74ff57596eb1..02e70b7dea3e 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -284,6 +284,7 @@ struct hid_item {
 #define HID_QUIRK_2WHEEL_MOUSE_HACK_B8		0x02000000
 #define HID_QUIRK_HWHEEL_WHEEL_INVERT		0x04000000
 #define HID_QUIRK_MICROSOFT_KEYS		0x08000000
+#define HID_QUIRK_APPLE_NUMLOCK_EMULATION	0x10000000
 
 /*
  * Separate quirks for runtime report descriptor fixup
diff --git a/include/linux/types.h b/include/linux/types.h
index 9dc2346627b4..d4a9ce6e2760 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -197,8 +197,6 @@ typedef u64 resource_size_t;
 typedef u32 resource_size_t;
 #endif
 
-#endif	/* __KERNEL__ */
-
 struct ustat {
 	__kernel_daddr_t	f_tfree;
 	__kernel_ino_t		f_tinode;
@@ -206,4 +204,6 @@ struct ustat {
 	char			f_fpack[6];
 };
 
+#endif	/* __KERNEL__ */
+
 #endif /* _LINUX_TYPES_H */