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author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-10-19 23:19:19 +0400 |
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committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-10-19 23:19:19 +0400 |
commit | e05dacd71db0a5da7c1a44bcaab2a8a240b9c233 (patch) | |
tree | 31382cf1c7d62c03126448affb2fc86e8c4aaa8b /arch/arm64/lib/bitops.c | |
parent | 3ab0b83bf6a1e834f4b884150d8012990c75d25d (diff) | |
parent | ddffeb8c4d0331609ef2581d84de4d763607bd37 (diff) | |
download | linux-e05dacd71db0a5da7c1a44bcaab2a8a240b9c233.tar.xz |
Merge commit 'v3.7-rc1' into stable/for-linus-3.7
* commit 'v3.7-rc1': (10892 commits)
Linux 3.7-rc1
x86, boot: Explicitly include autoconf.h for hostprogs
perf: Fix UAPI fallout
ARM: config: make sure that platforms are ordered by option string
ARM: config: sort select statements alphanumerically
UAPI: (Scripted) Disintegrate include/linux/byteorder
UAPI: (Scripted) Disintegrate include/linux
UAPI: Unexport linux/blk_types.h
UAPI: Unexport part of linux/ppp-comp.h
perf: Handle new rbtree implementation
procfs: don't need a PATH_MAX allocation to hold a string representation of an int
vfs: embed struct filename inside of names_cache allocation if possible
audit: make audit_inode take struct filename
vfs: make path_openat take a struct filename pointer
vfs: turn do_path_lookup into wrapper around struct filename variant
audit: allow audit code to satisfy getname requests from its names_list
vfs: define struct filename and have getname() return it
btrfs: Fix compilation with user namespace support enabled
userns: Fix posix_acl_file_xattr_userns gid conversion
userns: Properly print bluetooth socket uids
...
Diffstat (limited to 'arch/arm64/lib/bitops.c')
-rw-r--r-- | arch/arm64/lib/bitops.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm64/lib/bitops.c b/arch/arm64/lib/bitops.c new file mode 100644 index 000000000000..aa4965e60acc --- /dev/null +++ b/arch/arm64/lib/bitops.c @@ -0,0 +1,25 @@ +/* + * Copyright (C) 2012 ARM Limited + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/kernel.h> +#include <linux/spinlock.h> +#include <linux/atomic.h> + +#ifdef CONFIG_SMP +arch_spinlock_t __atomic_hash[ATOMIC_HASH_SIZE] __lock_aligned = { + [0 ... (ATOMIC_HASH_SIZE-1)] = __ARCH_SPIN_LOCK_UNLOCKED +}; +#endif |