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| author | Sverker Eriksson <[email protected]> | 2016-03-08 19:31:41 +0100 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2016-03-08 19:31:41 +0100 |
| commit | 5750206a0dc33e13913efef73e171e121c082635 (patch) | |
| tree | d55ec7efb50e088e4a0719e8b904f756fd71b124 /erts/emulator/sys | |
| parent | c785c540b41db4e2676c0dd462971590779761cf (diff) | |
| parent | 8e2a21f1df1140867d0b074ec7a86610d1e1b51e (diff) | |
| download | otp-5750206a0dc33e13913efef73e171e121c082635.tar.gz otp-5750206a0dc33e13913efef73e171e121c082635.tar.bz2 otp-5750206a0dc33e13913efef73e171e121c082635.zip | |
Merge branch 'sverk/literal-alloc-polish'
* sverk/literal-alloc-polish:
erts: Add emulator flag +MIscs for literal super carrier size
erts: Refactor init of erts_literal_mmapper
erts: Make literal_alloc documented and configurable
Diffstat (limited to 'erts/emulator/sys')
| -rw-r--r-- | erts/emulator/sys/common/erl_mmap.h | 4 | ||||
| -rw-r--r-- | erts/emulator/sys/common/erl_mseg.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/erts/emulator/sys/common/erl_mmap.h b/erts/emulator/sys/common/erl_mmap.h index 61d912fd28..67e131b53e 100644 --- a/erts/emulator/sys/common/erl_mmap.h +++ b/erts/emulator/sys/common/erl_mmap.h @@ -50,8 +50,10 @@ typedef struct { #define ERTS_MMAP_INIT_DEFAULT_INITER \ {{NULL, NULL}, {NULL, NULL}, 0, 1, (1 << 16), 1} +#define ERTS_LITERAL_VIRTUAL_AREA_SIZE (UWORD_CONSTANT(1)*1024*1024*1024) + #define ERTS_MMAP_INIT_LITERAL_INITER \ - {{NULL, NULL}, {NULL, NULL}, 1024*1024*1024, 1, (1 << 16), 0} + {{NULL, NULL}, {NULL, NULL}, ERTS_LITERAL_VIRTUAL_AREA_SIZE, 1, (1 << 16), 0} typedef struct ErtsMemMapper_ ErtsMemMapper; diff --git a/erts/emulator/sys/common/erl_mseg.c b/erts/emulator/sys/common/erl_mseg.c index 461f0faf75..286130bece 100644 --- a/erts/emulator/sys/common/erl_mseg.c +++ b/erts/emulator/sys/common/erl_mseg.c @@ -1403,6 +1403,9 @@ erts_mseg_init(ErtsMsegInit_t *init) erts_mtx_init(&init_atoms_mutex, "mseg_init_atoms"); erts_mmap_init(&erts_dflt_mmapper, &init->dflt_mmap); +#if defined(ARCH_64) && defined(ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION) + erts_mmap_init(&erts_literal_mmapper, &init->literal_mmap); +#endif if (!IS_2POW(GET_PAGE_SIZE)) erts_exit(ERTS_ABORT_EXIT, "erts_mseg: Unexpected page_size %beu\n", GET_PAGE_SIZE); |