Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

8 files changed, 72 insertions, 2 deletions

diff --git a/include/asm-frv/Kbuild b/include/asm-frv/Kbuild
index c68e168..966a983 100644
--- a/include/asm-frv/Kbuild
+++ b/include/asm-frv/Kbuild
@@ -1 +1,7 @@
 include include/asm-generic/Kbuild.asm
+
+header-y += registers.h
+
+unifdef-y += termios.h
+unifdef-y += ptrace.h
+unifdef-y += page.h
diff --git a/include/asm-frv/bitops.h b/include/asm-frv/bitops.h
index 1f70d47..f8560ed 100644
--- a/include/asm-frv/bitops.h
+++ b/include/asm-frv/bitops.h
@@ -256,6 +256,50 @@ int __ffs(unsigned long x)
 	return 31 - bit;
 }
 
+/*
+ * special slimline version of fls() for calculating ilog2_u32()
+ * - note: no protection against n == 0
+ */
+#define ARCH_HAS_ILOG2_U32
+static inline __attribute__((const))
+int __ilog2_u32(u32 n)
+{
+	int bit;
+	asm("scan %1,gr0,%0" : "=r"(bit) : "r"(n));
+	return 31 - bit;
+}
+
+/*
+ * special slimline version of fls64() for calculating ilog2_u64()
+ * - note: no protection against n == 0
+ */
+#define ARCH_HAS_ILOG2_U64
+static inline __attribute__((const))
+int __ilog2_u64(u64 n)
+{
+	union {
+		u64 ll;
+		struct { u32 h, l; };
+	} _;
+	int bit, x, y;
+
+	_.ll = n;
+
+	asm("	subcc		%3,gr0,gr0,icc0		\n"
+	    "	ckeq		icc0,cc4		\n"
+	    "	cscan.p		%3,gr0,%0	,cc4,0	\n"
+	    "   setlos		#63,%1			\n"
+	    "	cscan.p		%4,gr0,%0	,cc4,1	\n"
+	    "   setlos		#31,%2			\n"
+	    "	csub.p		%1,%0,%0	,cc4,0	\n"
+	    "	csub		%2,%0,%0	,cc4,1	\n"
+	    : "=&r"(bit), "=r"(x), "=r"(y)
+	    : "0r"(_.h), "r"(_.l)
+	    : "icc0", "cc4"
+	    );
+	return bit;
+}
+
 #include <asm-generic/bitops/sched.h>
 #include <asm-generic/bitops/hweight.h>
 
diff --git a/include/asm-frv/cacheflush.h b/include/asm-frv/cacheflush.h
index eaa5826..0250040 100644
--- a/include/asm-frv/cacheflush.h
+++ b/include/asm-frv/cacheflush.h
@@ -20,6 +20,7 @@
  */
 #define flush_cache_all()			do {} while(0)
 #define flush_cache_mm(mm)			do {} while(0)
+#define flush_cache_dup_mm(mm)			do {} while(0)
 #define flush_cache_range(mm, start, end)	do {} while(0)
 #define flush_cache_page(vma, vmaddr, pfn)	do {} while(0)
 #define flush_cache_vmap(start, end)		do {} while(0)
diff --git a/include/asm-frv/page.h b/include/asm-frv/page.h
index 134cc0c..213d92f 100644
--- a/include/asm-frv/page.h
+++ b/include/asm-frv/page.h
@@ -76,8 +76,6 @@ extern unsigned long max_pfn;
 
 #endif /* __ASSEMBLY__ */
 
-#endif /* __KERNEL__ */
-
 #ifdef CONFIG_CONTIGUOUS_PAGE_ALLOC
 #define WANT_PAGE_VIRTUAL	1
 #endif
@@ -85,4 +83,6 @@ extern unsigned long max_pfn;
 #include <asm-generic/memory_model.h>
 #include <asm-generic/page.h>
 
+#endif /* __KERNEL__ */
+
 #endif /* _ASM_PAGE_H */
diff --git a/include/asm-frv/ptrace.h b/include/asm-frv/ptrace.h
index 9a2241b..cf69340 100644
--- a/include/asm-frv/ptrace.h
+++ b/include/asm-frv/ptrace.h
@@ -12,9 +12,11 @@
 #define _ASM_PTRACE_H
 
 #include <asm/registers.h>
+#ifdef __KERNEL__
 #include <asm/irq_regs.h>
 
 #define in_syscall(regs) (((regs)->tbr & TBR_TT) == TBR_TT_TRAP0)
+#endif
 
 
 #define PT_PSR		0
@@ -60,6 +62,7 @@
 #define PTRACE_GETFDPIC_EXEC	0	/* [addr] request the executable loadmap */
 #define PTRACE_GETFDPIC_INTERP	1	/* [addr] request the interpreter loadmap */
 
+#ifdef __KERNEL__
 #ifndef __ASSEMBLY__
 
 /*
@@ -74,6 +77,7 @@ register struct pt_regs *__frame asm("gr28");
 extern unsigned long user_stack(const struct pt_regs *);
 extern void show_regs(struct pt_regs *);
 #define profile_pc(regs) ((regs)->pc)
+#endif
 
 #endif /* !__ASSEMBLY__ */
 #endif /* _ASM_PTRACE_H */
diff --git a/include/asm-frv/termbits.h b/include/asm-frv/termbits.h
index 74f20d6..2d6d389 100644
--- a/include/asm-frv/termbits.h
+++ b/include/asm-frv/termbits.h
@@ -17,6 +17,17 @@ struct termios {
 	cc_t c_cc[NCCS];		/* control characters */
 };
 
+struct ktermios {
+	tcflag_t c_iflag;		/* input mode flags */
+	tcflag_t c_oflag;		/* output mode flags */
+	tcflag_t c_cflag;		/* control mode flags */
+	tcflag_t c_lflag;		/* local mode flags */
+	cc_t c_line;			/* line discipline */
+	cc_t c_cc[NCCS];		/* control characters */
+	speed_t c_ispeed;		/* input speed */
+	speed_t c_ospeed;		/* output speed */
+};
+
 /* c_cc characters */
 #define VINTR 0
 #define VQUIT 1
diff --git a/include/asm-frv/termios.h b/include/asm-frv/termios.h
index b4a664e..8840cf9 100644
--- a/include/asm-frv/termios.h
+++ b/include/asm-frv/termios.h
@@ -69,6 +69,8 @@ struct termio {
 #define N_SYNC_PPP	14
 #define N_HCI		15  /* Bluetooth HCI UART */
 
+#ifdef __KERNEL__
 #include <asm-generic/termios.h>
+#endif
 
 #endif /* _ASM_TERMIOS_H */
diff --git a/include/asm-frv/thread_info.h b/include/asm-frv/thread_info.h
index d66c48e..d881f51 100644
--- a/include/asm-frv/thread_info.h
+++ b/include/asm-frv/thread_info.h
@@ -116,6 +116,7 @@ register struct thread_info *__current_thread_info asm("gr15");
 #define TIF_RESTORE_SIGMASK	6	/* restore signal mask in do_signal() */
 #define TIF_POLLING_NRFLAG	16	/* true if poll_idle() is polling TIF_NEED_RESCHED */
 #define TIF_MEMDIE		17	/* OOM killer killed process */
+#define TIF_FREEZE		18	/* freezing for suspend */
 
 #define _TIF_SYSCALL_TRACE	(1 << TIF_SYSCALL_TRACE)
 #define _TIF_NOTIFY_RESUME	(1 << TIF_NOTIFY_RESUME)
@@ -125,6 +126,7 @@ register struct thread_info *__current_thread_info asm("gr15");
 #define _TIF_IRET		(1 << TIF_IRET)
 #define _TIF_RESTORE_SIGMASK	(1 << TIF_RESTORE_SIGMASK)
 #define _TIF_POLLING_NRFLAG	(1 << TIF_POLLING_NRFLAG)
+#define _TIF_FREEZE		(1 << TIF_FREEZE)
 
 #define _TIF_WORK_MASK		0x0000FFFE	/* work to do on interrupt/exception return */
 #define _TIF_ALLWORK_MASK	0x0000FFFF	/* work to do on any return to u-space */