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-rw-r--r--fs/xfs/kmem.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/xfs/kmem.h b/fs/xfs/kmem.h
index d6ea520162b2..4d85992d75b2 100644
--- a/fs/xfs/kmem.h
+++ b/fs/xfs/kmem.h
@@ -54,6 +54,16 @@ kmem_flags_convert(xfs_km_flags_t flags)
lflags &= ~__GFP_FS;
}
+ /*
+ * Default page/slab allocator behavior is to retry for ever
+ * for small allocations. We can override this behavior by using
+ * __GFP_RETRY_MAYFAIL which will tell the allocator to retry as long
+ * as it is feasible but rather fail than retry forever for all
+ * request sizes.
+ */
+ if (flags & KM_MAYFAIL)
+ lflags |= __GFP_RETRY_MAYFAIL;
+
if (flags & KM_ZERO)
lflags |= __GFP_ZERO;