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Subject[PATCH v3 1/4] lib/string_helpers: export string_units_{2,10} for others
Date
There is one user coming which would like to use those string arrays. It might
be useful for any other user in the future.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
include/linux/string_helpers.h | 3 +++
lib/string_helpers.c | 21 ++++++++++++---------
2 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/include/linux/string_helpers.h b/include/linux/string_helpers.h
index dabe643..1d16240 100644
--- a/include/linux/string_helpers.h
+++ b/include/linux/string_helpers.h
@@ -10,6 +10,9 @@ enum string_size_units {
STRING_UNITS_2, /* use binary powers of 2^10 */
};

+extern const char *const string_units_10[];
+extern const char *const string_units_2[];
+
void string_get_size(u64 size, u64 blk_size, enum string_size_units units,
char *buf, int len);

diff --git a/lib/string_helpers.c b/lib/string_helpers.c
index 5939f63..86124c9 100644
--- a/lib/string_helpers.c
+++ b/lib/string_helpers.c
@@ -13,6 +13,15 @@
#include <linux/string.h>
#include <linux/string_helpers.h>

+const char *const string_units_10[] = {
+ "B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB",
+};
+EXPORT_SYMBOL(string_units_10);
+const char *const string_units_2[] = {
+ "B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB",
+};
+EXPORT_SYMBOL(string_units_2);
+
/**
* string_get_size - get the size in the specified units
* @size: The size to be converted in blocks
@@ -29,15 +38,9 @@
void string_get_size(u64 size, u64 blk_size, const enum string_size_units units,
char *buf, int len)
{
- static const char *const units_10[] = {
- "B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"
- };
- static const char *const units_2[] = {
- "B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"
- };
static const char *const *const units_str[] = {
- [STRING_UNITS_10] = units_10,
- [STRING_UNITS_2] = units_2,
+ [STRING_UNITS_10] = string_units_10,
+ [STRING_UNITS_2] = string_units_2,
};
static const unsigned int divisor[] = {
[STRING_UNITS_10] = 1000,
@@ -92,7 +95,7 @@ void string_get_size(u64 size, u64 blk_size, const enum string_size_units units,
}

out:
- if (i >= ARRAY_SIZE(units_2))
+ if (i >= ARRAY_SIZE(string_units_2))
unit = "UNK";
else
unit = units_str[units][i];
--
2.7.0.rc3
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