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lx_emul: add additional atomic64 functions

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Needed by the WLAN driver on x86_32.

Issue #4455.
This commit is contained in:
Josef Söntgen 2022-03-18 17:00:29 +01:00 committed by Christian Helmuth
parent 0c617366e5
commit 77cdceabaa
1 changed files with 12 additions and 0 deletions
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12
repos/dde_linux/src/lib/lx_emul/spec/x86_32/atomic64_32.c
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@ -30,3 +30,15 @@ s64 arch_atomic64_fetch_add(s64 i, atomic64_t *v)
v->counter += i; v->counter += i;
return v->counter; return v->counter;
} }
s64 arch_atomic64_dec_return(atomic64_t *v)
{
return arch_atomic64_sub(1, v);
}
s64 arch_atomic64_inc_return(atomic64_t *v)
{
return arch_atomic64_add(1, v);
}