lkml.org 
[lkml]   [2010]   [Dec]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[patch v2] flex_array: export symbols to modules
    Add EXPORT_SYMBOL() for all publically accessible flex array functions
    and move to obj-y so that modules may use this library.

    Cc: Dave Hansen <dave@linux.vnet.ibm.com>
    Cc: Paul Mundt <lethal@linux-sh.org>
    Signed-off-by: David Rientjes <rientjes@google.com>
    ---
    v2: moved to obj-y per Paul Mundt's feedback, thanks!

    lib/Makefile | 4 ++--
    lib/flex_array.c | 10 ++++++++++
    2 files changed, 12 insertions(+), 2 deletions(-)

    diff --git a/lib/Makefile b/lib/Makefile
    --- a/lib/Makefile
    +++ b/lib/Makefile
    @@ -12,7 +12,7 @@ lib-y := ctype.o string.o vsprintf.o cmdline.o \
    idr.o int_sqrt.o extable.o prio_tree.o \
    sha1.o irq_regs.o reciprocal_div.o argv_split.o \
    proportions.o prio_heap.o ratelimit.o show_mem.o \
    - is_single_threaded.o plist.o decompress.o flex_array.o
    + is_single_threaded.o plist.o decompress.o

    lib-$(CONFIG_MMU) += ioremap.o
    lib-$(CONFIG_SMP) += cpumask.o
    @@ -21,7 +21,7 @@ lib-y += kobject.o kref.o klist.o

    obj-y += bcd.o div64.o sort.o parser.o halfmd4.o debug_locks.o random32.o \
    bust_spinlocks.o hexdump.o kasprintf.o bitmap.o scatterlist.o \
    - string_helpers.o gcd.o lcm.o list_sort.o uuid.o
    + string_helpers.o gcd.o lcm.o list_sort.o uuid.o flex_array.o

    ifeq ($(CONFIG_DEBUG_KOBJECT),y)
    CFLAGS_kobject.o += -DDEBUG
    diff --git a/lib/flex_array.c b/lib/flex_array.c
    --- a/lib/flex_array.c
    +++ b/lib/flex_array.c
    @@ -23,6 +23,7 @@
    #include <linux/flex_array.h>
    #include <linux/slab.h>
    #include <linux/stddef.h>
    +#include <linux/module.h>

    struct flex_array_part {
    char elements[FLEX_ARRAY_PART_SIZE];
    @@ -103,6 +104,7 @@ struct flex_array *flex_array_alloc(int element_size, unsigned int total,
    FLEX_ARRAY_BASE_BYTES_LEFT);
    return ret;
    }
    +EXPORT_SYMBOL(flex_array_alloc);

    static int fa_element_to_part_nr(struct flex_array *fa,
    unsigned int element_nr)
    @@ -126,12 +128,14 @@ void flex_array_free_parts(struct flex_array *fa)
    for (part_nr = 0; part_nr < FLEX_ARRAY_NR_BASE_PTRS; part_nr++)
    kfree(fa->parts[part_nr]);
    }
    +EXPORT_SYMBOL(flex_array_free_parts);

    void flex_array_free(struct flex_array *fa)
    {
    flex_array_free_parts(fa);
    kfree(fa);
    }
    +EXPORT_SYMBOL(flex_array_free);

    static unsigned int index_inside_part(struct flex_array *fa,
    unsigned int element_nr)
    @@ -196,6 +200,7 @@ int flex_array_put(struct flex_array *fa, unsigned int element_nr, void *src,
    memcpy(dst, src, fa->element_size);
    return 0;
    }
    +EXPORT_SYMBOL(flex_array_put);

    /**
    * flex_array_clear - clear element in array at @element_nr
    @@ -223,6 +228,7 @@ int flex_array_clear(struct flex_array *fa, unsigned int element_nr)
    memset(dst, FLEX_ARRAY_FREE, fa->element_size);
    return 0;
    }
    +EXPORT_SYMBOL(flex_array_clear);

    /**
    * flex_array_prealloc - guarantee that array space exists
    @@ -259,6 +265,7 @@ int flex_array_prealloc(struct flex_array *fa, unsigned int start,
    }
    return 0;
    }
    +EXPORT_SYMBOL(flex_array_prealloc);

    /**
    * flex_array_get - pull data back out of the array
    @@ -288,6 +295,7 @@ void *flex_array_get(struct flex_array *fa, unsigned int element_nr)
    }
    return &part->elements[index_inside_part(fa, element_nr)];
    }
    +EXPORT_SYMBOL(flex_array_get);

    /**
    * flex_array_get_ptr - pull a ptr back out of the array
    @@ -308,6 +316,7 @@ void *flex_array_get_ptr(struct flex_array *fa, unsigned int element_nr)

    return *tmp;
    }
    +EXPORT_SYMBOL(flex_array_get_ptr);

    static int part_is_free(struct flex_array_part *part)
    {
    @@ -348,3 +357,4 @@ int flex_array_shrink(struct flex_array *fa)
    }
    return ret;
    }
    +EXPORT_SYMBOL(flex_array_shrink);

    \
     
     \ /
      Last update: 2010-12-03 00:47    [W:0.031 / U:59.224 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site