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linux-apfs/arch
Ralf Baechle ac8be95504 [MIPS] SMTC: Instant IPI replay.
SMTC pseudo-interrupts between TCs are deferred and queued if the target
TC is interrupt-inhibited (IXMT). In the first SMTC prototypes, these
queued IPIs were serviced on return to user mode, or on entry into the
kernel idle loop. The INSTANT_REPLAY option dispatches them as part of
local_irq_restore() processing, which adds runtime overhead (hence the
option to turn it off), but ensures that IPIs are handled promptly even
under heavy I/O interrupt load.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-01-23 18:26:47 +00:00
..
2007-01-23 18:26:47 +00:00
2007-01-22 22:39:24 +11:00
2007-01-11 18:18:20 -08:00
2006-12-12 09:11:45 +09:00