It looks like the vmscan shrink_caches() function applies an uneven
priority for the call to shrink_dqcache_memory(). Instead of passing
the 'priority' argument as with the dcache and icache, dqcache always
receives the lowest (default) priority. This seems unjustified...
-josh
diff -cr mm.2.5.2/vmscan.c mm/vmscan.c
*** mm.2.5.2/vmscan.c Mon Jan 28 18:56:38 2002
--- mm/vmscan.c Mon Jan 28 18:56:50 2002
***************
*** 578,584 ****
shrink_dcache_memory(priority, gfp_mask);
shrink_icache_memory(priority, gfp_mask);
#ifdef CONFIG_QUOTA
! shrink_dqcache_memory(DEF_PRIORITY, gfp_mask);
#endif
return nr_pages;
--- 578,584 ----
shrink_dcache_memory(priority, gfp_mask);
shrink_icache_memory(priority, gfp_mask);
#ifdef CONFIG_QUOTA
! shrink_dqcache_memory(priority, gfp_mask);
#endif
return nr_pages;
--
PRCS version control system http://sourceforge.net/projects/prcs
Xdelta storage & transport http://sourceforge.net/projects/xdelta
Need a concurrent skip list? http://sourceforge.net/projects/skiplist