From 1ebd53202f0b156cf258a9504826e41c2c8006aa Mon Sep 17 00:00:00 2001 From: Quanah Gibson-Mount Date: Tue, 9 Sep 2008 17:38:18 +0000 Subject: [PATCH] Into the attic this goes --- build/db.4.2.52.patch | 55 ------------------------------------------- 1 file changed, 55 deletions(-) delete mode 100644 build/db.4.2.52.patch diff --git a/build/db.4.2.52.patch b/build/db.4.2.52.patch deleted file mode 100644 index 8386b00365..0000000000 --- a/build/db.4.2.52.patch +++ /dev/null @@ -1,55 +0,0 @@ -As posted to http://www.openldap.org/lists/openldap-devel/200610/msg00027.html - -This is Sleepycat bug #14908. The provided patch is for 4.2.52. The -same bug is present in all versions up to 4.5.20 where it is fixed. - --------- Original Message -------- -Subject: region size bug Re: [BDB-Alpha] Berkeley DB 4.5.8 ALPHA -Date: Mon, 10 Jul 2006 13:37:33 -0700 -From: Howard Chu -To: support@sleepycat.com -CC: support@symas.com -References: <45A742B5-7DD5-4512-A204-A10FE8FC5DFC@oracle.com> - - -I just ran into this in 4.2.52 but the same calculation occurs in 4.4 -and 4.5.8 alpha: - -This computation gives the wrong results when the number of cache -regions is greater than the number of gigabytes (which we encounter on -Linux using shared memory regions, which are constrained to much smaller -than a gigabyte each). - - -in mp/mp_region.c: - - - roff_t reg_size; - - - /* Figure out how big each cache region is. */ - reg_size = (roff_t)(dbenv->mp_gbytes / dbenv->mp_ncache) * GIGABYTE; - reg_size += ((roff_t)(dbenv->mp_gbytes % - dbenv->mp_ncache) * GIGABYTE) / dbenv->mp_ncache; - reg_size += dbenv->mp_bytes / dbenv->mp_ncache; - *reg_sizep = reg_size; - - -The first reg_size calculation always goes to zero when mp_ncache > -mp_gbytes. -This should have been, instead: - reg_size = GIGABYTE / dbenv->mp_ncache * dbenv->mp_gbytes; - ---- mp/mp_region.c.O 2003-06-30 10:20:19.000000000 -0700 -+++ mp/mp_region.c 2006-10-27 23:25:05.000000000 -0700 -@@ -43,9 +43,7 @@ - int htab_buckets, ret; - - /* Figure out how big each cache region is. */ -- reg_size = (dbenv->mp_gbytes / dbenv->mp_ncache) * GIGABYTE; -- reg_size += ((dbenv->mp_gbytes % -- dbenv->mp_ncache) * GIGABYTE) / dbenv->mp_ncache; -+ reg_size = GIGABYTE / dbenv->mp_ncache * dbenv->mp_gbytes; - reg_size += dbenv->mp_bytes / dbenv->mp_ncache; - - /* -- 2.39.5