#include <libudev.h>
#include <stdlib.h>
#include <string.h>
+#include <sys/sysinfo.h>
#include "log.h"
#include "readahead-common.h"
#include "util.h"
-int file_verify(int fd, const char *fn, struct stat *st) {
+int file_verify(int fd, const char *fn, off_t file_size_max, struct stat *st) {
assert(fd >= 0);
assert(fn);
assert(st);
return 0;
}
- if (st->st_size <= 0 || st->st_size > READAHEAD_FILE_SIZE_MAX) {
+ if (st->st_size <= 0 || st->st_size > file_size_max) {
log_debug("Not preloading file %s with size out of bounds %zi", fn, st->st_size);
return 0;
}
return b;
}
+
+bool enough_ram(void) {
+ struct sysinfo si;
+
+ assert_se(sysinfo(&si) >= 0);
+
+ return si.totalram > 127 * 1024*1024; /* Enable readahead only
+ * with at least 128MB
+ * memory */
+}