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cutils: Export only buffer_is_zero

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Since the two users don't make use of the returned offset,
beyond ensuring that the entire buffer is zero, consider the
can_use_buffer_find_nonzero_offset and buffer_find_nonzero_offset
functions internal.

Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Message-Id: <1472496380-19706-4-git-send-email-rth@twiddle.net>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Richard Henderson 2016-08-29 11:46:14 -07:00 • committed by Paolo Bonzini
parent 8c70c1b0c7
commit a1febc4950
4 changed files with 6 additions and 11 deletions
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8
util/bufferiszero.c
View file

@ -192,9 +192,9 @@ static bool avx2_support(void)
return b & bit_AVX2;
}
bool can_use_buffer_find_nonzero_offset(const void *buf, size_t len) \
static bool can_use_buffer_find_nonzero_offset(const void *buf, size_t len) \
__attribute__ ((ifunc("can_use_buffer_find_nonzero_offset_ifunc")));
size_t buffer_find_nonzero_offset(const void *buf, size_t len) \
static size_t buffer_find_nonzero_offset(const void *buf, size_t len) \
__attribute__ ((ifunc("buffer_find_nonzero_offset_ifunc")));
static void *buffer_find_nonzero_offset_ifunc(void)
@ -215,12 +215,12 @@ static void *can_use_buffer_find_nonzero_offset_ifunc(void)
}
#pragma GCC pop_options
#else
bool can_use_buffer_find_nonzero_offset(const void *buf, size_t len)
static bool can_use_buffer_find_nonzero_offset(const void *buf, size_t len)
{
return can_use_buffer_find_nonzero_offset_inner(buf, len);
}
size_t buffer_find_nonzero_offset(const void *buf, size_t len)
static size_t buffer_find_nonzero_offset(const void *buf, size_t len)
{
return buffer_find_nonzero_offset_inner(buf, len);
}