[ARVADOS] updated: e35c34214b2893f329043f2cca7cc0233bac553f

[git at public.curoverse.com]

Summary of changes:
 services/keepstore/volume.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

       via  e35c34214b2893f329043f2cca7cc0233bac553f (commit)
      from  35b91242eb6bcc002815519afa24effecd8fa6b6 (commit)

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commit e35c34214b2893f329043f2cca7cc0233bac553f
Author: Tom Clegg <tom at curoverse.com>
Date:   Tue Sep 8 13:31:04 2015 -0400

    7121: Add comment about why buffers must be returned.

diff --git a/services/keepstore/volume.go b/services/keepstore/volume.go
index d17af44..bda7d87 100644
--- a/services/keepstore/volume.go
+++ b/services/keepstore/volume.go
@@ -13,7 +13,9 @@ import (
 type Volume interface {
 	// Get a block. IFF the returned error is nil, the caller must
 	// put the returned slice back into the buffer pool when it's
-	// finished with it.
+	// finished with it. (Otherwise, the buffer pool will be
+	// depleted and eventually -- when all available buffers are
+	// used and not returned -- operations will reach deadlock.)
 	Get(loc string) ([]byte, error)
 	// Confirm Get() would return a buffer with exactly the same
 	// content as buf. If so, return nil. If not, return

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