Alan Cox ba2157f218 Introduce a new pmap function, pmap_extract_and_hold(). This function ... atomically extracts and holds the physical page that is associated with the given pmap and virtual address. Such a function is needed to make the memory mapping optimizations used by, for example, pipes and raw disk I/O MP-safe. Reviewed by: tegge		2003-09-08 02:45:03 +00:00
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alpha	Introduce a new pmap function, pmap_extract_and_hold(). This function	2003-09-08 02:45:03 +00:00
compile	Don't need the .keep_me files. Obrien and I committed past each other.	2001-07-01 23:35:44 +00:00
conf	Add option NO_SIO to work-around the hardcoded dependency on sio(4).	2003-08-25 03:43:08 +00:00
include	Fix build breakage caused by the inclusion of <ddb/ddb.h> while	2003-09-07 05:33:46 +00:00
isa	Mega busdma API commit.	2003-07-01 15:52:06 +00:00
linux	Rename P_THREADED to P_SA. P_SA means a process is using scheduler	2003-06-15 00:31:24 +00:00
mcbus	Prefer new location of pci include files (which have only been in the	2003-08-22 07:20:27 +00:00
osf1	Cleanup <machine/cpu.h> by moving MD prototypes to <machine/md_var.h>	2003-08-17 06:42:08 +00:00
pci	Prefer new location of pci include files (which have only been in the	2003-08-22 07:20:27 +00:00
tlsb	Prefer new location of pci include files (which have only been in the	2003-08-22 07:20:27 +00:00
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