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Diffstat (limited to '')
| -rw-r--r-- | src/xz/hardware.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/xz/hardware.c b/src/xz/hardware.c index 2cc3f4f2..3d10edc9 100644 --- a/src/xz/hardware.c +++ b/src/xz/hardware.c @@ -279,15 +279,17 @@ hardware_init(void) // /proc/meminfo as the starting point. memlimit_mt_default = total_ram / 4; +#if SIZE_MAX == UINT32_MAX // A too high value may cause 32-bit xz to run out of address space. // Use a conservative maximum value here. A few typical address space // sizes with Linux: // - x86-64 with 32-bit xz: 4 GiB // - x86: 3 GiB // - MIPS32: 2 GiB - const size_t mem_ceiling = SIZE_MAX / 3; // About 1365 GiB on 32-bit + const size_t mem_ceiling = 1400U << 20; if (memlimit_mt_default > mem_ceiling) memlimit_mt_default = mem_ceiling; +#endif return; } |