diff options
Diffstat (limited to 'src/backend/port/sysv_shmem.c')
| -rw-r--r-- | src/backend/port/sysv_shmem.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/src/backend/port/sysv_shmem.c b/src/backend/port/sysv_shmem.c index 5e3850b024d..7430757c753 100644 --- a/src/backend/port/sysv_shmem.c +++ b/src/backend/port/sysv_shmem.c @@ -228,7 +228,7 @@ IpcMemoryDelete(int status, Datum shmId) * Is a previously-existing shmem segment still existing and in use? * * The point of this exercise is to detect the case where a prior postmaster - * crashed, but it left child backends that are still running. Therefore + * crashed, but it left child backends that are still running. Therefore * we only care about shmem segments that are associated with the intended * DataDir. This is an important consideration since accidental matches of * shmem segment IDs are reasonably common. @@ -374,8 +374,8 @@ CreateAnonymousSegment(Size *size) (huge_pages == HUGE_PAGES_TRY && ptr == MAP_FAILED)) { /* - * use the original size, not the rounded up value, when falling - * back to non-huge pages. + * use the original size, not the rounded up value, when falling back + * to non-huge pages. */ allocsize = *size; ptr = mmap(NULL, allocsize, PROT_READ | PROT_WRITE, @@ -411,14 +411,14 @@ CreateAnonymousSegment(Size *size) * the storage. * * Dead Postgres segments are recycled if found, but we do not fail upon - * collision with non-Postgres shmem segments. The idea here is to detect and + * collision with non-Postgres shmem segments. The idea here is to detect and * re-use keys that may have been assigned by a crashed postmaster or backend. * * makePrivate means to always create a new segment, rather than attach to * or recycle any existing segment. * * The port number is passed for possible use as a key (for SysV, we use - * it to generate the starting shmem key). In a standalone backend, + * it to generate the starting shmem key). In a standalone backend, * zero will be passed. */ PGShmemHeader * @@ -512,9 +512,9 @@ PGSharedMemoryCreate(Size size, bool makePrivate, int port, /* * The segment appears to be from a dead Postgres process, or from a * previous cycle of life in this same process. Zap it, if possible, - * and any associated dynamic shared memory segments, as well. - * This probably shouldn't fail, but if it does, assume the segment - * belongs to someone else after all, and continue quietly. + * and any associated dynamic shared memory segments, as well. This + * probably shouldn't fail, but if it does, assume the segment belongs + * to someone else after all, and continue quietly. */ if (hdr->dsm_control != 0) dsm_cleanup_using_control_segment(hdr->dsm_control); @@ -583,7 +583,7 @@ PGSharedMemoryCreate(Size size, bool makePrivate, int port, /* * PGSharedMemoryReAttach * - * Re-attach to an already existing shared memory segment. In the non + * Re-attach to an already existing shared memory segment. In the non * EXEC_BACKEND case this is not used, because postmaster children inherit * the shared memory segment attachment via fork(). * @@ -626,7 +626,7 @@ PGSharedMemoryReAttach(void) * * Detach from the shared memory segment, if still attached. This is not * intended for use by the process that originally created the segment - * (it will have an on_shmem_exit callback registered to do that). Rather, + * (it will have an on_shmem_exit callback registered to do that). Rather, * this is for subprocesses that have inherited an attachment and want to * get rid of it. */ |