diff options
Diffstat (limited to 'Documentation/atomic_ops.txt')
-rw-r--r-- | Documentation/atomic_ops.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/atomic_ops.txt b/Documentation/atomic_ops.txt index 396bec3b74ed..ac4d47187122 100644 --- a/Documentation/atomic_ops.txt +++ b/Documentation/atomic_ops.txt | |||
@@ -320,7 +320,7 @@ counter decrement would not become globally visible until the | |||
320 | obj->active update does. | 320 | obj->active update does. |
321 | 321 | ||
322 | As a historical note, 32-bit Sparc used to only allow usage of | 322 | As a historical note, 32-bit Sparc used to only allow usage of |
323 | 24-bits of it's atomic_t type. This was because it used 8 bits | 323 | 24-bits of its atomic_t type. This was because it used 8 bits |
324 | as a spinlock for SMP safety. Sparc32 lacked a "compare and swap" | 324 | as a spinlock for SMP safety. Sparc32 lacked a "compare and swap" |
325 | type instruction. However, 32-bit Sparc has since been moved over | 325 | type instruction. However, 32-bit Sparc has since been moved over |
326 | to a "hash table of spinlocks" scheme, that allows the full 32-bit | 326 | to a "hash table of spinlocks" scheme, that allows the full 32-bit |