diff options
Diffstat (limited to 'src/backend/storage/lmgr/lwlock.c')
| -rw-r--r-- | src/backend/storage/lmgr/lwlock.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/backend/storage/lmgr/lwlock.c b/src/backend/storage/lmgr/lwlock.c index 0fe7ce45cd6..f482f34bad3 100644 --- a/src/backend/storage/lmgr/lwlock.c +++ b/src/backend/storage/lmgr/lwlock.c @@ -6,7 +6,7 @@ * Lightweight locks are intended primarily to provide mutual exclusion of * access to shared-memory data structures. Therefore, they offer both * exclusive and shared lock modes (to support read/write and read-only - * access to a shared object). There are few other frammishes. User-level + * access to a shared object). There are few other frammishes. User-level * locking should be done with the full lock manager --- which depends on * LWLocks to protect its shared state. * @@ -53,7 +53,7 @@ typedef struct LWLock * (LWLockIds are indexes into the array.) We force the array stride to * be a power of 2, which saves a few cycles in indexing, but more * importantly also ensures that individual LWLocks don't cross cache line - * boundaries. This reduces cache contention problems, especially on AMD + * boundaries. This reduces cache contention problems, especially on AMD * Opterons. (Of course, we have to also ensure that the array start * address is suitably aligned.) * @@ -200,7 +200,7 @@ NumLWLocks(void) * a loadable module. * * This is only useful if called from the _PG_init hook of a library that - * is loaded into the postmaster via shared_preload_libraries. Once + * is loaded into the postmaster via shared_preload_libraries. Once * shared memory has been allocated, calls will be ignored. (We could * raise an error, but it seems better to make it a no-op, so that * libraries containing such calls can be reloaded if needed.) @@ -378,7 +378,7 @@ LWLockAcquire(LWLockId lockid, LWLockMode mode) * in the presence of contention. The efficiency of being able to do that * outweighs the inefficiency of sometimes wasting a process dispatch * cycle because the lock is not free when a released waiter finally gets - * to run. See pgsql-hackers archives for 29-Dec-01. + * to run. See pgsql-hackers archives for 29-Dec-01. */ for (;;) { |