diff options
| author | John Mark Bell <jmb@netsurf-browser.org> | 2010-08-10 19:58:39 +0000 |
|---|---|---|
| committer | John Mark Bell <jmb@netsurf-browser.org> | 2010-08-10 19:58:39 +0000 |
| commit | 48b17a5aea05ce997f72cd6a43d7cf12f419306d (patch) | |
| tree | d3a5f3a6a9ecd23963c251ff88bd986d691faabd /content/hlcache.c | |
| parent | 696a71c80d93af7cbb8eab027864b9937ab07a86 (diff) | |
| download | netsurf-48b17a5aea05ce997f72cd6a43d7cf12f419306d.tar.gz netsurf-48b17a5aea05ce997f72cd6a43d7cf12f419306d.tar.bz2 | |
Rate-limit cache clean attempts
svn path=/trunk/netsurf/; revision=10686
Diffstat (limited to 'content/hlcache.c')
| -rw-r--r-- | content/hlcache.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/content/hlcache.c b/content/hlcache.c index 1fd6fe4ad..7dc82a42d 100644 --- a/content/hlcache.c +++ b/content/hlcache.c @@ -29,8 +29,9 @@ #include "utils/http.h" #include "utils/log.h" #include "utils/messages.h" -#include "utils/url.h" #include "utils/ring.h" +#include "utils/url.h" +#include "utils/utils.h" typedef struct hlcache_entry hlcache_entry; typedef struct hlcache_retrieval_ctx hlcache_retrieval_ctx; @@ -151,10 +152,22 @@ void hlcache_finalise(void) /* See hlcache.h for documentation */ nserror hlcache_poll(void) { + static uint32_t last_clean_time; + uint32_t now; + llcache_poll(); - /* Give the cache a clean */ - hlcache_clean(); + /* Only attempt to clean the cache every 5 seconds */ +#define HLCACHE_CLEAN_INTERVAL_CS (500) + now = wallclock(); + + if (now > last_clean_time + HLCACHE_CLEAN_INTERVAL_CS) { + /* Give the cache a clean */ + hlcache_clean(); + + last_clean_time = now; + } +#undef HLCACHE_CLEAN_INTERVAL_CS return NSERROR_OK; } |