Commit cbc1122a authored by hartman's avatar hartman
Browse files

mmap: open with MAP_NOCACHE

This means that when the machine gets low on memory, this mmap'ed 4GB movie file is the first to be thrown out of the memory again.
parent 4a202532
...@@ -136,7 +136,7 @@ static int Open (vlc_object_t *p_this) ...@@ -136,7 +136,7 @@ static int Open (vlc_object_t *p_this)
/* Autodetect mmap() support */ /* Autodetect mmap() support */
if (st.st_size > 0) if (st.st_size > 0)
{ {
void *addr = mmap (NULL, 1, PROT_READ|PROT_WRITE, MAP_PRIVATE, fd, 0); void *addr = mmap (NULL, 1, PROT_READ|PROT_WRITE, MAP_PRIVATE | MAP_NOCACHE, fd, 0);
if (addr != MAP_FAILED) if (addr != MAP_FAILED)
munmap (addr, 1); munmap (addr, 1);
else else
......
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