Neependra Khare 3f688a8c38 Add cv_timedwait_interruptible() function ...

The cv_timedwait() function by definition must wait unconditionally
for cv_signal()/cv_broadcast() before waking.  This causes processes
to go in the D state which increases the load average.  The load
average is the summation of processes in D state and run queue.

To avoid this it can be desirable to sleep interruptibly.  These
processes do not count against the load average but may be woken by
a signal.  It is up to the caller to determine why the process
was woken it may be for one of three reasons.

  1) cv_signal()/cv_broadcast()
  2) the timeout expired
  3) a signal was received

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>

2011-01-11 12:14:48 -08:00

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fm

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fs

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sysevent

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acl_impl.h

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acl.h

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atomic.h

atomic_*_*_nv() functions need to return the new value atomically.

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attr.h

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bitmap.h

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bootconf.h

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bootprops.h

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buf.h

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byteorder.h

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callb.h

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cmn_err.h

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compress.h

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condvar.h

Add cv_timedwait_interruptible() function

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conf.h

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console.h

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cpupart.h

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cpuvar.h

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crc32.h

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cred.h

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ctype.h

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ddi.h

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debug.h

Display DEBUG keyword during module load when --enable-debug is used.

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dirent.h

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disp.h

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dkio.h

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dklabel.h

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dnlc.h

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dumphdr.h

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efi_partition.h

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errno.h

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file.h

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int_limits.h

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int_types.h

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inttypes.h

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isa_defs.h

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kidmap.h

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kmem.h

Stub out kmem cache defrag API

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kobj.h

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kstat.h

Cleanly split Linux proc.h (fs) from conflicting Solaris proc.h (process)

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list.h

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Makefile.in

Build system and packaging (RPM support)

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mkdev.h

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mntent.h

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modctl.h

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mode.h

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mount.h

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mutex.h

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note.h

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open.h

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param.h

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pathname.h

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policy.h

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pool.h

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priv_impl.h

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proc.h

Cleanly split Linux proc.h (fs) from conflicting Solaris proc.h (process)

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processor.h

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pset.h

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random.h

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refstr.h

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resource.h

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rwlock.h

Correctly handle rwsem_is_locked() behavior

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sdt.h

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sid.h

Minor cleanup and Solaris API additions.

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signal.h

Split <sys/debug.h> header

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stat.h

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stropts.h

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sunddi.h

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sunldi.h

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sysdc.h

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sysevent.h

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sysmacros.h

Give ENOTSUP a valid user space error value

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systeminfo.h

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systm.h

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t_lock.h

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taskq.h

Implementation of the TQ_FRONT flag.

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thread.h

Add Thread Specific Data (TSD) Implementation

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time.h

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timer.h

Minor cleanup and Solaris API additions.

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tsd.h

Add Thread Specific Data (TSD) Implementation

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types32.h

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types.h

Add __divdi3(), remove __udivdi3() kernel dependency

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u8_textprep.h

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uio.h

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unistd.h

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utsname.h

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va_list.h

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varargs.h

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vfs_opreg.h

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vfs.h

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vmsystm.h

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vnode.h

Fix stack overflow in vn_rdwr() due to memory reclaim

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zmod.h

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zone.h

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