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Only output warnings about failed calls to posix_fadvise in verbose mode and silently switch to not using it for that file anymore.

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This commit is contained in:
Moritz Bunkus 2005-04-07 08:53:06 +00:00
parent 05f1b20cb3
commit 6c42e332e3
1 changed files with 4 additions and 4 deletions
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8
src/common/mm_io.cpp
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@ -104,7 +104,7 @@ mm_file_io_c::mm_file_io_c(const string &path,
if (use_posix_fadvise && use_posix_fadvise_here &&
(0 != posix_fadvise(fileno((FILE *)file), 0, read_using_willneed,
advise))) {
mxwarn(FADVISE_WARNING, path.c_str(), errno, strerror(errno));
mxverb(2, FADVISE_WARNING, path.c_str(), errno, strerror(errno));
use_posix_fadvise_here = false;
}
# endif
@ -149,7 +149,7 @@ mm_file_io_c::write(const void *buffer,
write_count = 0;
if (0 != posix_fadvise(fileno((FILE *)file), 0, pos,
POSIX_FADV_DONTNEED)) {
mxwarn(FADVISE_WARNING, file_name.c_str(), errno, strerror(errno));
mxverb(2, FADVISE_WARNING, file_name.c_str(), errno, strerror(errno));
use_posix_fadvise_here = false;
}
}
@ -173,13 +173,13 @@ mm_file_io_c::read(void *buffer,
int fd = fileno((FILE *)file);
read_count = 0;
if (0 != posix_fadvise(fd, 0, pos, POSIX_FADV_DONTNEED)) {
mxwarn(FADVISE_WARNING, file_name.c_str(), errno, strerror(errno));
mxverb(2, FADVISE_WARNING, file_name.c_str(), errno, strerror(errno));
use_posix_fadvise_here = false;
}
if (use_posix_fadvise_here &&
(0 != posix_fadvise(fd, pos, pos + read_using_willneed,
POSIX_FADV_WILLNEED))) {
mxwarn(FADVISE_WARNING, file_name.c_str(), errno, strerror(errno));
mxverb(2, FADVISE_WARNING, file_name.c_str(), errno, strerror(errno));
use_posix_fadvise_here = false;
}
}