freebsd-dev/sys/vm
Mark Johnston 0f1e6ec591 Add a helper function for validating VA ranges.
Functions which take untrusted user ranges must validate against the
bounds of the map, and also check for wraparound.  Instead of having the
same logic duplicated in a number of places, add a function to check.

Reviewed by:	dougm, kib
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D25328
2020-06-19 03:32:04 +00:00
..
_vm_radix.h
default_pager.c
device_pager.c Don't hold the object lock while calling getpages. 2020-01-19 23:47:32 +00:00
memguard.c Mark more nodes as CTLFLAG_MPSAFE or CTLFLAG_NEEDGIANT (17 of many) 2020-02-26 14:26:36 +00:00
memguard.h
phys_pager.c Don't hold the object lock while calling getpages. 2020-01-19 23:47:32 +00:00
pmap.h Remove page locking from pmap_mincore(). 2019-10-16 22:03:27 +00:00
redzone.c Mark more nodes as CTLFLAG_MPSAFE or CTLFLAG_NEEDGIANT (17 of many) 2020-02-26 14:26:36 +00:00
redzone.h
sg_pager.c Don't hold the object lock while calling getpages. 2020-01-19 23:47:32 +00:00
swap_pager.c vm: rework swap_pager_status to execute in constant time 2020-06-09 14:16:18 +00:00
swap_pager.h Remove swblk_t. 2020-02-17 15:11:07 +00:00
uma_core.c uma: hide item_domain under ifdef NUMA 2020-05-29 08:30:35 +00:00
uma_dbg.c
uma_dbg.h
uma_int.h Clean up uma_int.h a bit. 2020-03-07 15:37:23 +00:00
uma.h Constify uma_zcache_create() and uma_zsecond_create()'s "name" argument. 2020-02-22 17:44:28 +00:00
vm_domainset.c
vm_domainset.h
vm_extern.h Use a single VM object for kernel stacks. 2020-04-26 20:08:57 +00:00
vm_fault.c Add a helper function for validating VA ranges. 2020-06-19 03:32:04 +00:00
vm_glue.c Use a single VM object for kernel stacks. 2020-04-26 20:08:57 +00:00
vm_init.c Simplify VM and UMA startup by eliminating boot pages. Instead use careful 2020-01-16 05:01:21 +00:00
vm_kern.c Factor out the kmem contig page alloc and reclamation code. 2020-04-21 16:01:44 +00:00
vm_kern.h Use a single VM object for kernel stacks. 2020-04-26 20:08:57 +00:00
vm_map.c Add a helper function for validating VA ranges. 2020-06-19 03:32:04 +00:00
vm_map.h Add a helper function for validating VA ranges. 2020-06-19 03:32:04 +00:00
vm_meter.c Mark more nodes as CTLFLAG_MPSAFE or CTLFLAG_NEEDGIANT (17 of many) 2020-02-26 14:26:36 +00:00
vm_mmap.c Add a helper function for validating VA ranges. 2020-06-19 03:32:04 +00:00
vm_object.c Fix a double object unlock in vm_object_backing_collapse_wait(). 2020-06-19 03:31:46 +00:00
vm_object.h Add a blocking counter KPI. 2020-02-28 16:05:18 +00:00
vm_page.c Re-check for wirings after busying the page in vm_page_release_locked(). 2020-04-28 13:51:41 +00:00
vm_page.h Re-check for wirings after busying the page in vm_page_release_locked(). 2020-04-28 13:51:41 +00:00
vm_pageout.c Mark more nodes as CTLFLAG_MPSAFE or CTLFLAG_NEEDGIANT (17 of many) 2020-02-26 14:26:36 +00:00
vm_pageout.h Fix OOM handling of some corner cases. 2019-08-16 09:43:49 +00:00
vm_pagequeue.h Simplify vm_pageout_init_domain() and add a "big picture" comment. 2019-11-22 16:31:43 +00:00
vm_pager.c sys/vm: quiet -Wwrite-strings 2020-02-23 03:32:04 +00:00
vm_pager.h Add a blocking counter KPI. 2020-02-28 16:05:18 +00:00
vm_param.h (fault 3/9) Move map relookup into a dedicated function. 2020-01-23 05:07:01 +00:00
vm_phys.c Fix boot on systems where NUMA domain 0 is unpopulated. 2020-05-28 19:41:00 +00:00
vm_phys.h Fix boot on systems where NUMA domain 0 is unpopulated. 2020-05-28 19:41:00 +00:00
vm_radix.c kernel: provide panicky version of __unreachable 2020-05-13 18:07:37 +00:00
vm_radix.h Use SMR to provide a safe unlocked lookup for vm_radix. 2020-02-19 19:58:31 +00:00
vm_reserv.c Use COUNTER_U64_DEFINE_EARLY() in places where it simplifies things. 2020-03-06 19:10:00 +00:00
vm_reserv.h Fix locking in vm_reserv_reclaim_contig(). 2019-11-22 16:28:52 +00:00
vm_swapout_dummy.c
vm_swapout.c Use a single VM object for kernel stacks. 2020-04-26 20:08:57 +00:00
vm_unix.c Provide separate accounting for user-wired pages. 2019-05-13 16:38:48 +00:00
vm.h
vnode_pager.c Don't mark pages as valid if reading the contents from disk fails. 2020-06-06 00:47:59 +00:00
vnode_pager.h vm pager: writemapping accounting for OBJT_SWAP 2019-09-03 20:31:48 +00:00