linux-kernel - [PATCH v2 2/2] idr: Document that ida_simple

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Date:   Tue, 30 Jul 2019 14:20:48 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Matthew Wilcox <willy@...radead.org>
Cc:     linux-kernel@...r.kernel.org, Greg KH <gregkh@...uxfoundation.org>,
        Tri Vo <trong@...roid.com>, Jonathan Corbet <corbet@....net>,
        linux-doc@...r.kernel.org
Subject: [PATCH v2 2/2] idr: Document that ida_simple_{get,remove}() are deprecated

These two functions are deprecated. Users should call ida_alloc() or
ida_free() respectively instead. Add documentation to this effect until
the macro can be removed.

Cc: Greg KH <gregkh@...uxfoundation.org>
Cc: Tri Vo <trong@...roid.com>
Cc: Jonathan Corbet <corbet@....net>
Cc: linux-doc@...r.kernel.org
Signed-off-by: Stephen Boyd <swboyd@...omium.org>
---
 include/linux/idr.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/linux/idr.h b/include/linux/idr.h
index 5bb026007044..12f7233c7adb 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -314,6 +314,10 @@ static inline void ida_init(struct ida *ida)
 	xa_init_flags(&ida->xa, IDA_INIT_FLAGS);
 }
 
+/*
+ * ida_simple_get() and ida_simple_remove() are deprecated. Use
+ * ida_alloc() and ida_free() instead respectively.
+ */
 #define ida_simple_get(ida, start, end, gfp)	\
 			ida_alloc_range(ida, start, (end) - 1, gfp)
 #define ida_simple_remove(ida, id)	ida_free(ida, id)
-- 
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