tmpfiles: separate a generic item glob processing function

[elogind.git] / src / readahead-collect.c

diff --git a/src/readahead-collect.c b/src/readahead-collect.c
index ca8227135e06336e8be082a2c197c6afa8b67702..eac11e7e5c160477f6c8ba61fd4d2394a67b6b97 100644 (file)
--- a/src/readahead-collect.c
+++ b/src/readahead-collect.c
@@ -49,6 +49,7 @@
 #include "sd-daemon.h"
 #include "ioprio.h"
 #include "readahead-common.h"
+#include "virt.h"
 
 /* fixme:
  *
@@ -119,9 +120,10 @@ static int pack_file(FILE *pack, const char *fn, bool on_btrfs) {
                 goto finish;
         }
 
-        pages = l / PAGE_SIZE;
+        pages = l / page_size();
 
         vec = alloca(pages);
+        memset(vec, 0, pages);
         if (mincore(start, l, vec) < 0) {
                 log_warning("mincore(%s) failed: %m", fn);
                 r = -errno;
@@ -289,13 +291,13 @@ static int collect(const char *root) {
 
         log_debug("Collecting...");
 
-        if (access("/dev/.run/systemd/readahead/cancel", F_OK) >= 0) {
+        if (access("/run/systemd/readahead/cancel", F_OK) >= 0) {
                 log_debug("Collection canceled");
                 r = -ECANCELED;
                 goto finish;
         }
 
-        if (access("/dev/.run/systemd/readahead/done", F_OK) >= 0) {
+        if (access("/run/systemd/readahead/done", F_OK) >= 0) {
                 log_debug("Got termination request");
                 goto done;
         }
@@ -382,6 +384,16 @@ static int collect(const char *root) {
                         if (errno == EINTR || errno == EAGAIN)
                                 continue;
 
+                        /* fanotify sometimes returns EACCES on read()
+                         * where it shouldn't. For now let's just
+                         * ignore it here (which is safe), but
+                         * eventually this should be
+                         * dropped when the kernel is fixed.
+                         *
+                         * https://bugzilla.redhat.com/show_bug.cgi?id=707577 */
+                        if (errno == EACCES)
+                                continue;
+
                         log_error("Failed to read event: %m");
                         r = -errno;
                         goto finish;
@@ -645,6 +657,8 @@ int main(int argc, char *argv[]) {
         log_parse_environment();
         log_open();
 
+        umask(0022);
+
         if ((r = parse_argv(argc, argv)) <= 0)
                 return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;