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/netgear-R7000-V1.0.7.12_1.2.5/components/opensource/linux/linux-2.6.36/kernel/trace/
H A Dblktrace.c434 struct blk_trace *old_bt, *bt = NULL; local
517 old_bt = xchg(&q->blk_trace, bt);
518 if (old_bt) {
519 (void) xchg(&q->blk_trace, old_bt);
1500 struct blk_trace *old_bt, *bt = NULL; local
1516 old_bt = xchg(&q->blk_trace, bt);
1517 if (old_bt != NULL) {
1518 (void)xchg(&q->blk_trace, old_bt);

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