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[Qemu-devel] [PATCH 23/43] atomic: fix position of volatile qualifier
From: |
Michael Roth |
Subject: |
[Qemu-devel] [PATCH 23/43] atomic: fix position of volatile qualifier |
Date: |
Tue, 24 Feb 2015 15:47:58 -0600 |
From: Paolo Bonzini <address@hidden>
What needs to be volatile is not the pointer, but the pointed-to
value!
Cc: address@hidden
Signed-off-by: Paolo Bonzini <address@hidden>
(cherry picked from commit 2cbcfb281afa041a41f6e4c4da0f5c9314084604)
Signed-off-by: Michael Roth <address@hidden>
---
include/qemu/atomic.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h
index 492bce1..93c2ae2 100644
--- a/include/qemu/atomic.h
+++ b/include/qemu/atomic.h
@@ -122,11 +122,11 @@
#endif
#ifndef atomic_read
-#define atomic_read(ptr) (*(__typeof__(*ptr) *volatile) (ptr))
+#define atomic_read(ptr) (*(__typeof__(*ptr) volatile*) (ptr))
#endif
#ifndef atomic_set
-#define atomic_set(ptr, i) ((*(__typeof__(*ptr) *volatile) (ptr)) = (i))
+#define atomic_set(ptr, i) ((*(__typeof__(*ptr) volatile*) (ptr)) = (i))
#endif
/* These have the same semantics as Java volatile variables.
--
1.9.1
- [Qemu-devel] [PATCH 16/43] qcow2.py: Add required padding for header extensions, (continued)
- [Qemu-devel] [PATCH 16/43] qcow2.py: Add required padding for header extensions, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 18/43] linuxboot: fix loading old kernels, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 19/43] audio: Don't free hw resources until after hw backend is stopped, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 17/43] block: Don't probe for unknown backing file format, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 12/43] qcow2: Respect bdrv_truncate() error, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 01/43] block: Make essential BlockDriver objects public, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 25/43] vl.c: fix regression when reading machine type from config file, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 24/43] PPC: Fix crash on spapr_tce_table_finalize(), Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 21/43] target-xtensa: test cross-page opcode, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 26/43] serial: reset thri_pending on IER writes with THRI=0, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 23/43] atomic: fix position of volatile qualifier,
Michael Roth <=
- [Qemu-devel] [PATCH 22/43] migration/block: fix pending() return value, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 15/43] qcow2: Fix header extension size check, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 20/43] target-xtensa: fix translation for opcodes crossing page boundary, Michael Roth, 2015/02/24
- [Qemu-devel] [PATCH 29/43] linux-user: Fix broken m68k signal handling on 64 bit hosts, Michael Roth, 2015/02/24
[Qemu-devel] [PATCH 27/43] serial: refine serial_thr_ipending_needed, Michael Roth, 2015/02/24
[Qemu-devel] [PATCH 28/43] pckbd: set bits 2-3-6-7 of the output port by default, Michael Roth, 2015/02/24