Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mattst88/alpha

Pull alpha updates from Al Viro:
 "Mostly small janitorial fixes but there's also more important ones: a
  patch to fix loading large modules from Edward Humes, and some fixes
  from Al Viro"

[ The fixes from Al mostly came in separately through Al's trees too and
  are now duplicated..   - Linus ]

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mattst88/alpha:
  alpha: in_irq() cleanup
  alpha: lazy FPU switching
  alpha/boot/misc: trim unused declarations
  alpha/boot/tools/objstrip: fix the check for ELF header
  alpha/boot: fix the breakage from -isystem series...
  alpha: fix FEN fault handling
  alpha: Avoid comma separated statements
  alpha: fixed a typo in core_cia.c
  alpha: remove unused __SLOW_DOWN_IO and SLOW_DOWN_IO definitions
  alpha: update config files
  alpha: fix R_ALPHA_LITERAL reloc for large modules
  alpha: Add some spaces to ensure format specification
  alpha: replace NR_SYSCALLS by NR_syscalls
  alpha: Remove redundant local asm header redirections
  alpha: Implement "current_stack_pointer"
  alpha: remove redundant err variable
  alpha: osf_sys: reduce kernel log spamming on invalid osf_mount call typenr

Author: torvalds

arch/alpha/Kconfig

@@ -3,6 +3,7 @@ config ALPHA
 	bool
 	default y
 	select ARCH_32BIT_USTAT_F_TINODE
+	select ARCH_HAS_CURRENT_STACK_POINTER
 	select ARCH_MIGHT_HAVE_PC_PARPORT
 	select ARCH_MIGHT_HAVE_PC_SERIO
 	select ARCH_NO_PREEMPT

arch/alpha/boot/stdio.c

@@ -42,8 +42,8 @@ static int skip_atoi(const char **s)
 
 static char * number(char * str, unsigned long long num, int base, int size, int precision, int type)
 {
-	char c,sign,tmp[66];
-	const char *digits="0123456789abcdefghijklmnopqrstuvwxyz";
+	char c, sign, tmp[66];
+	const char *digits = "0123456789abcdefghijklmnopqrstuvwxyz";
 	int i;
 
 	if (type & LARGE)
@@ -83,14 +83,14 @@ static char * number(char * str, unsigned long long num, int base, int size, int
 		precision = i;
 	size -= precision;
 	if (!(type&(ZEROPAD+LEFT)))
-		while(size-->0)
+		while (size-- > 0)
 			*str++ = ' ';
 	if (sign)
 		*str++ = sign;
 	if (type & SPECIAL) {
 		if (base==8)
 			*str++ = '0';
-		else if (base==16) {
+		else if (base == 16) {
 			*str++ = '0';
 			*str++ = digits[33];
 		}
@@ -125,7 +125,7 @@ int vsprintf(char *buf, const char *fmt, va_list args)
 				/* 'z' changed to 'Z' --davidm 1/25/99 */
 
 
-	for (str=buf ; *fmt ; ++fmt) {
+	for (str = buf ; *fmt ; ++fmt) {
 		if (*fmt != '%') {
 			*str++ = *fmt;
 			continue;
@@ -296,7 +296,7 @@ int sprintf(char * buf, const char *fmt, ...)
 	int i;
 
 	va_start(args, fmt);
-	i=vsprintf(buf,fmt,args);
+	i = vsprintf(buf, fmt, args);
 	va_end(args);
 	return i;
 }

arch/alpha/configs/defconfig

@@ -39,14 +39,12 @@ CONFIG_PATA_CYPRESS=y
 CONFIG_ATA_GENERIC=y
 CONFIG_NETDEVICES=y
 CONFIG_DUMMY=m
-CONFIG_NET_ETHERNET=y
 CONFIG_NET_VENDOR_3COM=y
 CONFIG_VORTEX=y
 CONFIG_NET_TULIP=y
 CONFIG_DE2104X=m
 CONFIG_TULIP=y
 CONFIG_TULIP_MMIO=y
-CONFIG_NET_PCI=y
 CONFIG_YELLOWFIN=y
 CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y

arch/alpha/include/asm/Kbuild

@@ -2,6 +2,7 @@
 
 generated-y += syscall_table.h
 generic-y += agp.h
+generic-y += asm-offsets.h
 generic-y += export.h
 generic-y += kvm_para.h
 generic-y += mcs_spinlock.h

arch/alpha/include/asm/asm-offsets.h

@@ -15,21 +15,27 @@ rdfpcr(void)
 {
 	unsigned long tmp, ret;
 
+	preempt_disable();
+	if (current_thread_info()->status & TS_SAVED_FP) {
+		ret = current_thread_info()->fp[31];
+	} else {
 #if defined(CONFIG_ALPHA_EV6) || defined(CONFIG_ALPHA_EV67)
-	__asm__ __volatile__ (
-		"ftoit $f0,%0\n\t"
-		"mf_fpcr $f0\n\t"
-		"ftoit $f0,%1\n\t"
-		"itoft %0,$f0"
-		: "=r"(tmp), "=r"(ret));
+		__asm__ __volatile__ (
+			"ftoit $f0,%0\n\t"
+			"mf_fpcr $f0\n\t"
+			"ftoit $f0,%1\n\t"
+			"itoft %0,$f0"
+			: "=r"(tmp), "=r"(ret));
 #else
-	__asm__ __volatile__ (
-		"stt $f0,%0\n\t"
-		"mf_fpcr $f0\n\t"
-		"stt $f0,%1\n\t"
-		"ldt $f0,%0"
-		: "=m"(tmp), "=m"(ret));
+		__asm__ __volatile__ (
+			"stt $f0,%0\n\t"
+			"mf_fpcr $f0\n\t"
+			"stt $f0,%1\n\t"
+			"ldt $f0,%0"
+			: "=m"(tmp), "=m"(ret));
 #endif
+	}
+	preempt_enable();
 
 	return ret;
 }
@@ -39,21 +45,28 @@ wrfpcr(unsigned long val)
 {
 	unsigned long tmp;
 
+	preempt_disable();
+	if (current_thread_info()->status & TS_SAVED_FP) {
+		current_thread_info()->status |= TS_RESTORE_FP;
+		current_thread_info()->fp[31] = val;
+	} else {
 #if defined(CONFIG_ALPHA_EV6) || defined(CONFIG_ALPHA_EV67)
-	__asm__ __volatile__ (
-		"ftoit $f0,%0\n\t"
-		"itoft %1,$f0\n\t"
-		"mt_fpcr $f0\n\t"
-		"itoft %0,$f0"
-		: "=&r"(tmp) : "r"(val));
+		__asm__ __volatile__ (
+			"ftoit $f0,%0\n\t"
+			"itoft %1,$f0\n\t"
+			"mt_fpcr $f0\n\t"
+			"itoft %0,$f0"
+			: "=&r"(tmp) : "r"(val));
 #else
-	__asm__ __volatile__ (
-		"stt $f0,%0\n\t"
-		"ldt $f0,%1\n\t"
-		"mt_fpcr $f0\n\t"
-		"ldt $f0,%0"
-		: "=m"(tmp) : "m"(val));
+		__asm__ __volatile__ (
+			"stt $f0,%0\n\t"
+			"ldt $f0,%1\n\t"
+			"mt_fpcr $f0\n\t"
+			"ldt $f0,%0"
+			: "=m"(tmp) : "m"(val));
 #endif
+	}
+	preempt_enable();
 }
 
 static inline unsigned long

arch/alpha/include/asm/div64.h

@@ -14,10 +14,6 @@
    the implementation we have here matches that interface.  */
 #include <asm-generic/iomap.h>
 
-/* We don't use IO slowdowns on the Alpha, but.. */
-#define __SLOW_DOWN_IO	do { } while (0)
-#define SLOW_DOWN_IO	do { } while (0)
-
 /*
  * Virtual -> physical identity mapping starts at this offset
  */