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| author | Lasse Collin <lasse.collin@tukaani.org> | 2017-03-30 22:01:54 +0300 |
|---|---|---|
| committer | Lasse Collin <lasse.collin@tukaani.org> | 2017-03-30 22:01:54 +0300 |
| commit | bba477257d7319c8764890f3669175b866d24944 (patch) | |
| tree | 4c967cbf29877ce0e0dbc615d8fd3d277e77db12 /src/xz | |
| parent | liblzma: Make lzma_index_decoder_init() visible to other liblzma funcs. (diff) | |
| download | xz-bba477257d7319c8764890f3669175b866d24944.tar.xz | |
xz: Use POSIX_FADV_RANDOM for in "xz --list" mode.
xz --list is random access so POSIX_FADV_SEQUENTIAL was clearly
wrong.
Diffstat (limited to 'src/xz')
| -rw-r--r-- | src/xz/file_io.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/xz/file_io.c b/src/xz/file_io.c index c01f4e8b..041bed88 100644 --- a/src/xz/file_io.c +++ b/src/xz/file_io.c @@ -525,7 +525,10 @@ io_open_src_real(file_pair *pair) #endif #ifdef HAVE_POSIX_FADVISE // It will fail if stdin is a pipe and that's fine. - (void)posix_fadvise(STDIN_FILENO, 0, 0, POSIX_FADV_SEQUENTIAL); + (void)posix_fadvise(STDIN_FILENO, 0, 0, + opt_mode == MODE_LIST + ? POSIX_FADV_RANDOM + : POSIX_FADV_SEQUENTIAL); #endif return false; } @@ -716,7 +719,10 @@ io_open_src_real(file_pair *pair) #ifdef HAVE_POSIX_FADVISE // It will fail with some special files like FIFOs but that is fine. - (void)posix_fadvise(pair->src_fd, 0, 0, POSIX_FADV_SEQUENTIAL); + (void)posix_fadvise(pair->src_fd, 0, 0, + opt_mode == MODE_LIST + ? POSIX_FADV_RANDOM + : POSIX_FADV_SEQUENTIAL); #endif return false; |