Revision 420623430a7015ae9adab8a087de82c186bc9989 authored by Linus Torvalds on 13 March 2021, 20:26:22 UTC, committed by Linus Torvalds on 13 March 2021, 20:26:22 UTC
Pull erofs fix from Gao Xiang: "Fix an urgent regression introduced by commit baa2c7c97153 ("block: set .bi_max_vecs as actual allocated vector number"), which could cause unexpected hung since linux 5.12-rc1. Resolve it by avoiding using bio->bi_max_vecs completely" * tag 'erofs-for-5.12-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs: erofs: fix bio->bi_max_vecs behavior change
cmpdi2.c
// SPDX-License-Identifier: GPL-2.0-or-later
/*
*/
#include <linux/export.h>
#include <linux/libgcc.h>
word_type notrace __cmpdi2(long long a, long long b)
{
const DWunion au = {
.ll = a
};
const DWunion bu = {
.ll = b
};
if (au.s.high < bu.s.high)
return 0;
else if (au.s.high > bu.s.high)
return 2;
if ((unsigned int) au.s.low < (unsigned int) bu.s.low)
return 0;
else if ((unsigned int) au.s.low > (unsigned int) bu.s.low)
return 2;
return 1;
}
EXPORT_SYMBOL(__cmpdi2);
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