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GRU Driver V3: fixes to resolve code review comments

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Fixes problems identified in a code review:
	- add comment with high level dscription of the GRU
	- prepend "gru_" to all global names
	- delete unused function
	- couple of trivial bug fixes

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Jack Steiner <steiner@sgi.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jack Steiner
2008-07-29 22:34:02 -07:00
committed by Linus Torvalds
parent 3d919e5f6b
commit 9ca8e40c13
7 changed files with 93 additions and 29 deletions
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4
drivers/misc/sgi-gru/grutlbpurge.c
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@@ -242,7 +242,9 @@ static void gru_invalidate_range_end(struct mmu_notifier *mn,
struct gru_mm_struct *gms = container_of(mn, struct gru_mm_struct,
ms_notifier);
atomic_dec(&gms->ms_range_active);
/* ..._and_test() provides needed barrier */
(void)atomic_dec_and_test(&gms->ms_range_active);
wake_up_all(&gms->ms_wait_queue);
gru_dbg(grudev, "gms %p, start 0x%lx, end 0x%lx\n", gms, start, end);
}