emo/hardened_malloc
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

update default slab quarantine sizes in README

Browse Source
This commit is contained in:
Daniel Micay 2019-01-02 15:42:41 -05:00
parent dea2788539
commit 33b1a2740e
1 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
README.md
View File

@ -140,16 +140,18 @@ The following boolean configuration options are available:
The following integer configuration options are available. Proper sanity checks The following integer configuration options are available. Proper sanity checks
for the chosen values are not written yet, so use them at your own peril: for the chosen values are not written yet, so use them at your own peril:
* `CONFIG_SLAB_QUARANTINE_RANDOM_LENGTH`: `0` (default) to control the number * `CONFIG_SLAB_QUARANTINE_RANDOM_LENGTH`: `1` (default) to control the number
of slots in the random array used to randomize reuse for small memory of slots in the random array used to randomize reuse for small memory
allocations. This sets the length for the largest size class (currently allocations. This sets the length for the largest size class (currently
16384) and the quarantine length for smaller size classes is scaled to match 16384) and the quarantine length for smaller size classes is scaled to match
the total memory of the quarantined allocations. the total memory of the quarantined allocations (1 becomes 1024 for 16 byte
* `CONFIG_SLAB_QUARANTINE_QUEUE_LENGTH`: `0` (default) to control the number of allocations).
* `CONFIG_SLAB_QUARANTINE_QUEUE_LENGTH`: `1` (default) to control the number of
slots in the queue used to delay reuse for small memory allocations. This slots in the queue used to delay reuse for small memory allocations. This
sets the length for the largest size class (currently 16384) and the sets the length for the largest size class (currently 16384) and the
quarantine length for smaller size classes is scaled to match the total quarantine length for smaller size classes is scaled to match the total
memory of the quarantined allocations. memory of the quarantined allocations (1 becomes 1024 for 16 byte
allocations).
* `CONFIG_GUARD_SLABS_INTERVAL`: `1` (default) to control the number of slabs * `CONFIG_GUARD_SLABS_INTERVAL`: `1` (default) to control the number of slabs
before a slab is skipped and left as an unused memory protected guard slab before a slab is skipped and left as an unused memory protected guard slab
* `CONFIG_GUARD_SIZE_DIVISOR`: `2` (default) to control the maximum size of the * `CONFIG_GUARD_SIZE_DIVISOR`: `2` (default) to control the maximum size of the