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Merge branch 'master' into for-next

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Fast-forwarded to current state of Linus' tree as there are patches to be
applied for files that didn't exist on the old branch.
This commit is contained in:
Jiri Kosina
2011-04-26 10:22:15 +02:00
parent 9d5e6bdb30 cd2e49e90f
commit 07f9479a40
6039 changed files with 191812 additions and 82206 deletions
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164
lib/vsprintf.c
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@@ -120,147 +120,6 @@ long long simple_strtoll(const char *cp, char **endp, unsigned int base)
}
EXPORT_SYMBOL(simple_strtoll);
/**
* strict_strtoul - convert a string to an unsigned long strictly
* @cp: The string to be converted
* @base: The number base to use
* @res: The converted result value
*
* strict_strtoul converts a string to an unsigned long only if the
* string is really an unsigned long string, any string containing
* any invalid char at the tail will be rejected and -EINVAL is returned,
* only a newline char at the tail is acceptible because people generally
* change a module parameter in the following way:
*
* echo 1024 > /sys/module/e1000/parameters/copybreak
*
* echo will append a newline to the tail.
*
* It returns 0 if conversion is successful and *res is set to the converted
* value, otherwise it returns -EINVAL and *res is set to 0.
*
* simple_strtoul just ignores the successive invalid characters and
* return the converted value of prefix part of the string.
*/
int strict_strtoul(const char *cp, unsigned int base, unsigned long *res)
{
char *tail;
unsigned long val;
*res = 0;
if (!*cp)
return -EINVAL;
val = simple_strtoul(cp, &tail, base);
if (tail == cp)
return -EINVAL;
if ((tail[0] == '\0') || (tail[0] == '\n' && tail[1] == '\0')) {
*res = val;
return 0;
}
return -EINVAL;
}
EXPORT_SYMBOL(strict_strtoul);
/**
* strict_strtol - convert a string to a long strictly
* @cp: The string to be converted
* @base: The number base to use
* @res: The converted result value
*
* strict_strtol is similiar to strict_strtoul, but it allows the first
* character of a string is '-'.
*
* It returns 0 if conversion is successful and *res is set to the converted
* value, otherwise it returns -EINVAL and *res is set to 0.
*/
int strict_strtol(const char *cp, unsigned int base, long *res)
{
int ret;
if (*cp == '-') {
ret = strict_strtoul(cp + 1, base, (unsigned long *)res);
if (!ret)
*res = -(*res);
} else {
ret = strict_strtoul(cp, base, (unsigned long *)res);
}
return ret;
}
EXPORT_SYMBOL(strict_strtol);
/**
* strict_strtoull - convert a string to an unsigned long long strictly
* @cp: The string to be converted
* @base: The number base to use
* @res: The converted result value
*
* strict_strtoull converts a string to an unsigned long long only if the
* string is really an unsigned long long string, any string containing
* any invalid char at the tail will be rejected and -EINVAL is returned,
* only a newline char at the tail is acceptible because people generally
* change a module parameter in the following way:
*
* echo 1024 > /sys/module/e1000/parameters/copybreak
*
* echo will append a newline to the tail of the string.
*
* It returns 0 if conversion is successful and *res is set to the converted
* value, otherwise it returns -EINVAL and *res is set to 0.
*
* simple_strtoull just ignores the successive invalid characters and
* return the converted value of prefix part of the string.
*/
int strict_strtoull(const char *cp, unsigned int base, unsigned long long *res)
{
char *tail;
unsigned long long val;
*res = 0;
if (!*cp)
return -EINVAL;
val = simple_strtoull(cp, &tail, base);
if (tail == cp)
return -EINVAL;
if ((tail[0] == '\0') || (tail[0] == '\n' && tail[1] == '\0')) {
*res = val;
return 0;
}
return -EINVAL;
}
EXPORT_SYMBOL(strict_strtoull);
/**
* strict_strtoll - convert a string to a long long strictly
* @cp: The string to be converted
* @base: The number base to use
* @res: The converted result value
*
* strict_strtoll is similiar to strict_strtoull, but it allows the first
* character of a string is '-'.
*
* It returns 0 if conversion is successful and *res is set to the converted
* value, otherwise it returns -EINVAL and *res is set to 0.
*/
int strict_strtoll(const char *cp, unsigned int base, long long *res)
{
int ret;
if (*cp == '-') {
ret = strict_strtoull(cp + 1, base, (unsigned long long *)res);
if (!ret)
*res = -(*res);
} else {
ret = strict_strtoull(cp, base, (unsigned long long *)res);
}
return ret;
}
EXPORT_SYMBOL(strict_strtoll);
static noinline_for_stack
int skip_atoi(const char **s)
{
@@ -574,7 +433,9 @@ char *symbol_string(char *buf, char *end, void *ptr,
unsigned long value = (unsigned long) ptr;
#ifdef CONFIG_KALLSYMS
char sym[KSYM_SYMBOL_LEN];
if (ext != 'f' && ext != 's')
if (ext == 'B')
sprint_backtrace(sym, value);
else if (ext != 'f' && ext != 's')
sprint_symbol(sym, value);
else
kallsyms_lookup(value, NULL, NULL, NULL, sym);
@@ -949,6 +810,7 @@ int kptr_restrict = 1;
* - 'f' For simple symbolic function names without offset
* - 'S' For symbolic direct pointers with offset
* - 's' For symbolic direct pointers without offset
* - 'B' For backtraced symbolic direct pointers with offset
* - 'R' For decoded struct resource, e.g., [mem 0x0-0x1f 64bit pref]
* - 'r' For raw struct resource, e.g., [mem 0x0-0x1f flags 0x201]
* - 'M' For a 6-byte MAC address, it prints the address in the
@@ -991,7 +853,7 @@ static noinline_for_stack
char *pointer(const char *fmt, char *buf, char *end, void *ptr,
struct printf_spec spec)
{
if (!ptr) {
if (!ptr && *fmt != 'K') {
/*
* Print (null) with the same width as a pointer so it makes
* tabular output look nice.
@@ -1008,6 +870,7 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr,
/* Fallthrough */
case 'S':
case 's':
case 'B':
return symbol_string(buf, end, ptr, spec, *fmt);
case 'R':
case 'r':
@@ -1047,16 +910,12 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr,
if (spec.field_width == -1)
spec.field_width = 2 * sizeof(void *);
return string(buf, end, "pK-error", spec);
} else if ((kptr_restrict == 0) ||
(kptr_restrict == 1 &&
has_capability_noaudit(current, CAP_SYSLOG)))
break;
if (spec.field_width == -1) {
spec.field_width = 2 * sizeof(void *);
spec.flags |= ZEROPAD;
}
return number(buf, end, 0, spec);
if (!((kptr_restrict == 0) ||
(kptr_restrict == 1 &&
has_capability_noaudit(current, CAP_SYSLOG))))
ptr = NULL;
break;
}
spec.flags |= SMALL;
if (spec.field_width == -1) {
@@ -1279,6 +1138,7 @@ qualifier:
* %ps output the name of a text symbol without offset
* %pF output the name of a function pointer with its offset
* %pf output the name of a function pointer without its offset
* %pB output the name of a backtrace symbol with its offset
* %pR output the address range in a struct resource with decoded flags
* %pr output the address range in a struct resource with raw flags
* %pM output a 6-byte MAC address with colons