diff options
| author | Richard Henderson <rth@twiddle.net> | 2016-08-29 11:46:14 -0700 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-09-13 19:09:45 +0200 |
| commit | a1febc4950f2c6232c002f401d7cd409f6fa6a88 (patch) | |
| tree | 7ebdb3326826537aa8a343d2af3e345f7c84706f /migration | |
| parent | 8c70c1b0c79cdfe9cc6e58c793b2b4e41aabede8 (diff) | |
cutils: Export only buffer_is_zero
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>
Diffstat (limited to 'migration')
| -rw-r--r-- | migration/ram.c | 2 | ||||
| -rw-r--r-- | migration/rdma.c | 5 |
2 files changed, 2 insertions, 5 deletions
diff --git a/migration/ram.c b/migration/ram.c index a3d70c4c62..a6e1c63a08 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -73,7 +73,7 @@ static const uint8_t ZERO_TARGET_PAGE[TARGET_PAGE_SIZE]; static inline bool is_zero_range(uint8_t *p, uint64_t size) { - return buffer_find_nonzero_offset(p, size) == size; + return buffer_is_zero(p, size); } /* struct contains XBZRLE cache and a static page diff --git a/migration/rdma.c b/migration/rdma.c index 5110ec828d..88bdb64457 100644 --- a/migration/rdma.c +++ b/migration/rdma.c @@ -1934,10 +1934,7 @@ retry: * memset() + madvise() the entire chunk without RDMA. */ - if (can_use_buffer_find_nonzero_offset((void *)(uintptr_t)sge.addr, - length) - && buffer_find_nonzero_offset((void *)(uintptr_t)sge.addr, - length) == length) { + if (buffer_is_zero((void *)(uintptr_t)sge.addr, length)) { RDMACompress comp = { .offset = current_addr, .value = 0, |