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linux-next/include
Linus Torvalds f4b0373b26 Make bitmask 'and' operators return a result code
When 'and'ing two bitmasks (where 'andnot' is a variation on it), some
cases want to know whether the result is the empty set or not.  In
particular, the TLB IPI sending code wants to do cpumask operations and
determine if there are any CPU's left in the final set.

So this just makes the bitmask (and cpumask) functions return a boolean
for whether the result has any bits set.

Cc: stable@kernel.org (2.6.30, needed by TLB shootdown fix)
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-08-21 09:26:15 -07:00
..
acpi Revert "ACPICA: Remove obsolete acpi_os_validate_address interface" 2009-07-27 18:42:38 -04:00
asm-generic mm: Pass virtual address to [__]p{te,ud,md}_free_tlb() 2009-07-27 12:10:38 -07:00
crypto
drm drm/radeon/kms: implement bo busy check + current domain 2009-08-17 12:28:56 +10:00
keys
linux Make bitmask 'and' operators return a result code 2009-08-21 09:26:15 -07:00
math-emu
media V4L/DVB (12283): gspca - sn9c20x: New subdriver for sn9c201 and sn9c202 bridges. 2009-07-24 14:03:30 -03:00
mtd Kill jffs2-user.h 2009-06-05 17:31:38 +01:00
net net: restore gnet_stats_basic to previous definition 2009-08-17 21:33:49 -07:00
pcmcia
rdma
rxrpc
scsi sd, sr: fix Driver 'sd' needs updating message 2009-06-21 12:01:27 -05:00
sound Merge branch 'topic/pcm-jiffies-check' into for-linus 2009-06-10 07:26:41 +02:00
trace perf_counter: Zero dead bytes from ftrace raw samples size alignment 2009-08-10 16:51:19 +02:00
video fbdev: s1d13xxxfb: add accelerated bitblt functions 2009-06-16 19:48:00 -07:00
xen
Kbuild [SCSI] FC Pass Thru support 2009-06-12 14:20:05 -05:00