- Only use UMA to cache malloc requests up to PAGE_SIZE. Values larger than
this are requested very infrequently and waste memory when we cache spares.
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parent
6110675fd6
commit
9fb535dec5
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=120216
@ -95,7 +95,7 @@ static char *kmemlimit;
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#define KMEM_ZBASE 16
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#define KMEM_ZMASK (KMEM_ZBASE - 1)
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#define KMEM_ZMAX 65536
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#define KMEM_ZMAX PAGE_SIZE
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#define KMEM_ZSIZE (KMEM_ZMAX >> KMEM_ZSHIFT)
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static u_int8_t kmemsize[KMEM_ZSIZE + 1];
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@ -114,10 +114,21 @@ struct {
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{1024, "1024", NULL},
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{2048, "2048", NULL},
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{4096, "4096", NULL},
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#if PAGE_SIZE > 4096
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{8192, "8192", NULL},
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#if PAGE_SIZE > 8192
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{16384, "16384", NULL},
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#if PAGE_SIZE > 16384
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{32768, "32768", NULL},
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#if PAGE_SIZE > 32768
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{65536, "65536", NULL},
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#if PAGE_SIZE > 65536
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#error "Unsupported PAGE_SIZE"
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#endif /* 65536 */
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#endif /* 32768 */
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#endif /* 16384 */
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#endif /* 8192 */
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#endif /* 4096 */
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{0, NULL},
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};
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