diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Kconfig.debug | 2 | ||||
-rw-r--r-- | lib/Makefile | 5 | ||||
-rw-r--r-- | lib/div64.c | 22 | ||||
-rw-r--r-- | lib/kobject_uevent.c | 2 | ||||
-rw-r--r-- | lib/string.c | 28 |
5 files changed, 54 insertions, 5 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 3f3e7403dcac..79afd00bbe5f 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug | |||
@@ -261,7 +261,7 @@ config LOCKDEP | |||
261 | bool | 261 | bool |
262 | depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT | 262 | depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT |
263 | select STACKTRACE | 263 | select STACKTRACE |
264 | select FRAME_POINTER if !X86 | 264 | select FRAME_POINTER if !X86 && !MIPS |
265 | select KALLSYMS | 265 | select KALLSYMS |
266 | select KALLSYMS_ALL | 266 | select KALLSYMS_ALL |
267 | 267 | ||
diff --git a/lib/Makefile b/lib/Makefile index 992a39ef9ffd..ae57f357fec0 100644 --- a/lib/Makefile +++ b/lib/Makefile | |||
@@ -4,7 +4,7 @@ | |||
4 | 4 | ||
5 | lib-y := ctype.o string.o vsprintf.o cmdline.o \ | 5 | lib-y := ctype.o string.o vsprintf.o cmdline.o \ |
6 | rbtree.o radix-tree.o dump_stack.o \ | 6 | rbtree.o radix-tree.o dump_stack.o \ |
7 | idr.o div64.o int_sqrt.o bitmap.o extable.o prio_tree.o \ | 7 | idr.o int_sqrt.o bitmap.o extable.o prio_tree.o \ |
8 | sha1.o irq_regs.o reciprocal_div.o | 8 | sha1.o irq_regs.o reciprocal_div.o |
9 | 9 | ||
10 | lib-$(CONFIG_MMU) += ioremap.o | 10 | lib-$(CONFIG_MMU) += ioremap.o |
@@ -12,7 +12,8 @@ lib-$(CONFIG_SMP) += cpumask.o | |||
12 | 12 | ||
13 | lib-y += kobject.o kref.o kobject_uevent.o klist.o | 13 | lib-y += kobject.o kref.o kobject_uevent.o klist.o |
14 | 14 | ||
15 | obj-y += sort.o parser.o halfmd4.o debug_locks.o random32.o bust_spinlocks.o | 15 | obj-y += div64.o sort.o parser.o halfmd4.o debug_locks.o random32.o \ |
16 | bust_spinlocks.o | ||
16 | 17 | ||
17 | ifeq ($(CONFIG_DEBUG_KOBJECT),y) | 18 | ifeq ($(CONFIG_DEBUG_KOBJECT),y) |
18 | CFLAGS_kobject.o += -DDEBUG | 19 | CFLAGS_kobject.o += -DDEBUG |
diff --git a/lib/div64.c b/lib/div64.c index 365719f84832..b71cf93c529a 100644 --- a/lib/div64.c +++ b/lib/div64.c | |||
@@ -23,7 +23,7 @@ | |||
23 | /* Not needed on 64bit architectures */ | 23 | /* Not needed on 64bit architectures */ |
24 | #if BITS_PER_LONG == 32 | 24 | #if BITS_PER_LONG == 32 |
25 | 25 | ||
26 | uint32_t __div64_32(uint64_t *n, uint32_t base) | 26 | uint32_t __attribute__((weak)) __div64_32(uint64_t *n, uint32_t base) |
27 | { | 27 | { |
28 | uint64_t rem = *n; | 28 | uint64_t rem = *n; |
29 | uint64_t b = base; | 29 | uint64_t b = base; |
@@ -58,4 +58,24 @@ uint32_t __div64_32(uint64_t *n, uint32_t base) | |||
58 | 58 | ||
59 | EXPORT_SYMBOL(__div64_32); | 59 | EXPORT_SYMBOL(__div64_32); |
60 | 60 | ||
61 | /* 64bit divisor, dividend and result. dynamic precision */ | ||
62 | uint64_t div64_64(uint64_t dividend, uint64_t divisor) | ||
63 | { | ||
64 | uint32_t high, d; | ||
65 | |||
66 | high = divisor >> 32; | ||
67 | if (high) { | ||
68 | unsigned int shift = fls(high); | ||
69 | |||
70 | d = divisor >> shift; | ||
71 | dividend >>= shift; | ||
72 | } else | ||
73 | d = divisor; | ||
74 | |||
75 | do_div(dividend, d); | ||
76 | |||
77 | return dividend; | ||
78 | } | ||
79 | EXPORT_SYMBOL(div64_64); | ||
80 | |||
61 | #endif /* BITS_PER_LONG == 32 */ | 81 | #endif /* BITS_PER_LONG == 32 */ |
diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c index 84272ed77f03..82fc1794b691 100644 --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c | |||
@@ -293,7 +293,7 @@ EXPORT_SYMBOL_GPL(add_uevent_var); | |||
293 | static int __init kobject_uevent_init(void) | 293 | static int __init kobject_uevent_init(void) |
294 | { | 294 | { |
295 | uevent_sock = netlink_kernel_create(NETLINK_KOBJECT_UEVENT, 1, NULL, | 295 | uevent_sock = netlink_kernel_create(NETLINK_KOBJECT_UEVENT, 1, NULL, |
296 | THIS_MODULE); | 296 | NULL, THIS_MODULE); |
297 | 297 | ||
298 | if (!uevent_sock) { | 298 | if (!uevent_sock) { |
299 | printk(KERN_ERR | 299 | printk(KERN_ERR |
diff --git a/lib/string.c b/lib/string.c index bab440fb0dfc..5efafed3d6b6 100644 --- a/lib/string.c +++ b/lib/string.c | |||
@@ -60,6 +60,34 @@ int strnicmp(const char *s1, const char *s2, size_t len) | |||
60 | EXPORT_SYMBOL(strnicmp); | 60 | EXPORT_SYMBOL(strnicmp); |
61 | #endif | 61 | #endif |
62 | 62 | ||
63 | #ifndef __HAVE_ARCH_STRCASECMP | ||
64 | int strcasecmp(const char *s1, const char *s2) | ||
65 | { | ||
66 | int c1, c2; | ||
67 | |||
68 | do { | ||
69 | c1 = tolower(*s1++); | ||
70 | c2 = tolower(*s2++); | ||
71 | } while (c1 == c2 && c1 != 0); | ||
72 | return c1 - c2; | ||
73 | } | ||
74 | EXPORT_SYMBOL(strcasecmp); | ||
75 | #endif | ||
76 | |||
77 | #ifndef __HAVE_ARCH_STRNCASECMP | ||
78 | int strncasecmp(const char *s1, const char *s2, size_t n) | ||
79 | { | ||
80 | int c1, c2; | ||
81 | |||
82 | do { | ||
83 | c1 = tolower(*s1++); | ||
84 | c2 = tolower(*s2++); | ||
85 | } while ((--n > 0) && c1 == c2 && c1 != 0); | ||
86 | return c1 - c2; | ||
87 | } | ||
88 | EXPORT_SYMBOL(strncasecmp); | ||
89 | #endif | ||
90 | |||
63 | #ifndef __HAVE_ARCH_STRCPY | 91 | #ifndef __HAVE_ARCH_STRCPY |
64 | /** | 92 | /** |
65 | * strcpy - Copy a %NUL terminated string | 93 | * strcpy - Copy a %NUL terminated string |