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https://github.com/archlinuxarm/PKGBUILDs.git
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56 lines
1.9 KiB
Diff
56 lines
1.9 KiB
Diff
From cb439ee574d4496ca0d14566e7c4bbf4fe20cbf4 Mon Sep 17 00:00:00 2001
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From: Arianna Avanzini <avanzini.arianna@gmail.com>
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Date: Fri, 3 May 2013 20:45:49 +0200
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Subject: [PATCH] block, bfq: use the uninitialized_var() macro when needed
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It may happen that a variable is initialized in a function that is
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called by the function that defined it. Use the uninitialized_var()
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macro in these cases.
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---
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block/bfq-iosched.c | 8 ++++----
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1 file changed, 4 insertions(+), 4 deletions(-)
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diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
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index c9d57b0..b94aa24 100644
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--- a/block/bfq-iosched.c
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+++ b/block/bfq-iosched.c
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@@ -3023,7 +3023,7 @@ static ssize_t \
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__FUNC(struct elevator_queue *e, const char *page, size_t count) \
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{ \
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struct bfq_data *bfqd = e->elevator_data; \
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- unsigned long __data; \
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+ unsigned long uninitialized_var(__data); \
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int ret = bfq_var_store(&__data, (page), count); \
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if (__data < (MIN)) \
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__data = (MIN); \
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@@ -3083,7 +3083,7 @@ static ssize_t bfq_max_budget_store(struct elevator_queue *e,
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const char *page, size_t count)
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{
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struct bfq_data *bfqd = e->elevator_data;
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- unsigned long __data;
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+ unsigned long uninitialized_var(__data);
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int ret = bfq_var_store(&__data, (page), count);
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if (__data == 0)
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@@ -3103,7 +3103,7 @@ static ssize_t bfq_timeout_sync_store(struct elevator_queue *e,
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const char *page, size_t count)
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{
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struct bfq_data *bfqd = e->elevator_data;
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- unsigned long __data;
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+ unsigned long uninitialized_var(__data);
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int ret = bfq_var_store(&__data, (page), count);
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if (__data < 1)
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@@ -3122,7 +3122,7 @@ static ssize_t bfq_low_latency_store(struct elevator_queue *e,
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const char *page, size_t count)
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{
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struct bfq_data *bfqd = e->elevator_data;
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- unsigned long __data;
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+ unsigned long uninitialized_var(__data);
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int ret = bfq_var_store(&__data, (page), count);
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if (__data > 1)
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--
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1.8.1.4
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