The patch titled
nfs: remove congestion_end()
has been removed from the -mm tree. Its filename was
nfs-remove-congestion_end.patch
This patch was dropped because an updated version will be merged
------------------------------------------------------
Subject: nfs: remove congestion_end()
From: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
It's redundant, clear_bdi_congested() already wakes the waiters.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/nfs/write.c | 4 +---
include/linux/backing-dev.h | 1 -
mm/backing-dev.c | 13 -------------
3 files changed, 1 insertion(+), 17 deletions(-)
diff -puN fs/nfs/write.c~nfs-remove-congestion_end fs/nfs/write.c
--- a/fs/nfs/write.c~nfs-remove-congestion_end
+++ a/fs/nfs/write.c
@@ -235,10 +235,8 @@ static void nfs_end_page_writeback(struc
struct nfs_server *nfss = NFS_SERVER(inode);
end_page_writeback(page);
- if (atomic_long_dec_return(&nfss->writeback) < NFS_CONGESTION_OFF_THRESH) {
+ if (atomic_long_dec_return(&nfss->writeback) < NFS_CONGESTION_OFF_THRESH)
clear_bdi_congested(&nfss->backing_dev_info, WRITE);
- congestion_end(WRITE);
- }
}
/*
diff -puN include/linux/backing-dev.h~nfs-remove-congestion_end include/linux/backing-dev.h
--- a/include/linux/backing-dev.h~nfs-remove-congestion_end
+++ a/include/linux/backing-dev.h
@@ -93,7 +93,6 @@ static inline int bdi_rw_congested(struc
void clear_bdi_congested(struct backing_dev_info *bdi, int rw);
void set_bdi_congested(struct backing_dev_info *bdi, int rw);
long congestion_wait(int rw, long timeout);
-void congestion_end(int rw);
#define bdi_cap_writeback_dirty(bdi) \
(!((bdi)->capabilities & BDI_CAP_NO_WRITEBACK))
diff -puN mm/backing-dev.c~nfs-remove-congestion_end mm/backing-dev.c
--- a/mm/backing-dev.c~nfs-remove-congestion_end
+++ a/mm/backing-dev.c
@@ -54,16 +54,3 @@ long congestion_wait(int rw, long timeou
return ret;
}
EXPORT_SYMBOL(congestion_wait);
-
-/**
- * congestion_end - wake up sleepers on a congested backing_dev_info
- * @rw: READ or WRITE
- */
-void congestion_end(int rw)
-{
- wait_queue_head_t *wqh = &congestion_wqh[rw];
-
- if (waitqueue_active(wqh))
- wake_up(wqh);
-}
-EXPORT_SYMBOL(congestion_end);
_
Patches currently in -mm which might be from a.p.zijlstra@xxxxxxxxx are
radix-tree-use-indirect-bit.patch
nfs-remove-congestion_end.patch
lib-percpu_counter_add.patch
lib-percpu_counter-variable-batch.patch
lib-make-percpu_counter_add-take-s64.patch
lib-percpu_counter_set.patch
lib-percpu_counter_sum_positive.patch
lib-percpu_count_sum.patch
lib-percpu_counter_init-error-handling.patch
lib-percpu_counter_init_irq.patch
mm-bdi-init-hooks.patch
mm-bdi-init-hooks-fix.patch
mtd-bdi-init-hooks.patch
mtd-clean-up-the-backing_dev_info-usage.patch
mtd-give-mtdconcat-devices-their-own-backing_dev_info.patch
mm-scalable-bdi-statistics-counters.patch
mm-count-reclaimable-pages-per-bdi.patch
mm-count-writeback-pages-per-bdi.patch
mm-expose-bdi-statistics-in-sysfs.patch
lib-floating-proportions.patch
lib-floating-proportions-_single.patch
lib-floating-proportions-_single-tidy.patch
mm-per-device-dirty-threshold.patch
mm-dirty-balancing-for-tasks.patch
debug-sysfs-files-for-the-current-ratio-size-total.patch
intel-iommu-dmar-detection-and-parsing-logic.patch
intel-iommu-pci-generic-helper-function.patch
intel-iommu-clflush_cache_range-now-takes-size-param.patch
intel-iommu-iova-allocation-and-management-routines.patch
intel-iommu-intel-iommu-driver.patch
intel-iommu-avoid-memory-allocation-failures-in-dma-map-api-calls.patch
intel-iommu-intel-iommu-cmdline-option-forcedac.patch
intel-iommu-dmar-fault-handling-support.patch
intel-iommu-iommu-gfx-workaround.patch
intel-iommu-iommu-floppy-workaround.patch
task-containersv11-add-procfs-interface-containers-bdi-init-hooks.patch
workqueue-debug-flushing-deadlocks-with-lockdep.patch
workqueue-debug-work-related-deadlocks-with-lockdep.patch
-
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