Revision 6696d2a6f38c0beedf03c381edfc392ecf7631b4 authored by Oscar Salvador on 12 January 2021, 23:49:30 UTC, committed by Linus Torvalds on 13 January 2021, 02:12:54 UTC
Format %pG expects a lower case 'p' in order to print the flags. Fix it. Link: https://lkml.kernel.org/r/20210108085202.4506-1-osalvador@suse.de Fixes: 8295d535e2aa ("mm,hwpoison: refactor get_any_page") Signed-off-by: Oscar Salvador <osalvador@suse.de> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com> Acked-by: Naoya Horiguchi <naoya.horiguchi@nec.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 7e5f112
memweight.c
// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/bug.h>
#include <linux/bitmap.h>
/**
* memweight - count the total number of bits set in memory area
* @ptr: pointer to the start of the area
* @bytes: the size of the area
*/
size_t memweight(const void *ptr, size_t bytes)
{
size_t ret = 0;
size_t longs;
const unsigned char *bitmap = ptr;
for (; bytes > 0 && ((unsigned long)bitmap) % sizeof(long);
bytes--, bitmap++)
ret += hweight8(*bitmap);
longs = bytes / sizeof(long);
if (longs) {
BUG_ON(longs >= INT_MAX / BITS_PER_LONG);
ret += bitmap_weight((unsigned long *)bitmap,
longs * BITS_PER_LONG);
bytes -= longs * sizeof(long);
bitmap += longs * sizeof(long);
}
/*
* The reason that this last loop is distinct from the preceding
* bitmap_weight() call is to compute 1-bits in the last region smaller
* than sizeof(long) properly on big-endian systems.
*/
for (; bytes > 0; bytes--, bitmap++)
ret += hweight8(*bitmap);
return ret;
}
EXPORT_SYMBOL(memweight);
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