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[Zion] Add released User Stacks to pool for reuse.

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This commit is contained in:
Drew Galbraith 2023-11-24 16:16:25 -08:00
parent d1ace374b6
commit 7695396980
3 changed files with 19 additions and 11 deletions
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5
zion/memory/constants.h
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@ -3,6 +3,7 @@
#include <stdint.h>
const uint64_t KiB = 0x400;
const uint64_t MiB = KiB * KiB;
const uint64_t kPageSize = 4 * KiB;
const uint64_t kKernelSlabHeapStart = 0xFFFF'FFFF'4000'0000;
@ -20,3 +21,7 @@ const uint64_t kKernelStackEnd = 0xFFFF'FFFF'A000'0000;
const uint64_t kKernelStackSize = 3 * kPageSize;
const uint64_t kKernelStackOffset = 4 * kPageSize;
const uint64_t kUserStackMin = 0x00007FF0'00000000;
const uint64_t kUserStackMax = 0x00008000'00000000;
const uint64_t kUserStackSize = MiB;