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| author | Noah Misch <noah@leadboat.com> | 2019-04-05 00:00:52 -0700 |
|---|---|---|
| committer | Noah Misch <noah@leadboat.com> | 2019-04-05 00:00:55 -0700 |
| commit | 9ec582b64d69fcd103e8a3bc13a621ca376db921 (patch) | |
| tree | 8b8a63a87ddde10510670a5597fef03b547ea6c0 /src/backend/port/win32_shmem.c | |
| parent | 1f63f69c43b5709cf6d8fe60be5e4f137c157316 (diff) | |
| download | postgresql-9ec582b64d69fcd103e8a3bc13a621ca376db921.tar.gz postgresql-9ec582b64d69fcd103e8a3bc13a621ca376db921.zip | |
Revert "Consistently test for in-use shared memory."
This reverts commits 2f932f71d9f2963bbd201129d7b971c8f5f077fd,
16ee6eaf80a40007a138b60bb5661660058d0422 and
6f0e190056fe441f7cf788ff19b62b13c94f68f3. The buildfarm has revealed
several bugs. Back-patch like the original commits.
Discussion: https://postgr.es/m/20190404145319.GA1720877@rfd.leadboat.com
Diffstat (limited to 'src/backend/port/win32_shmem.c')
| -rw-r--r-- | src/backend/port/win32_shmem.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/backend/port/win32_shmem.c b/src/backend/port/win32_shmem.c index ac3192c4c2d..110bdcc703d 100644 --- a/src/backend/port/win32_shmem.c +++ b/src/backend/port/win32_shmem.c @@ -109,9 +109,14 @@ PGSharedMemoryIsInUse(unsigned long id1, unsigned long id2) * * Create a shared memory segment of the given size and initialize its * standard header. + * + * makePrivate means to always create a new segment, rather than attach to + * or recycle any existing segment. On win32, we always create a new segment, + * since there is no need for recycling (segments go away automatically + * when the last backend exits) */ PGShmemHeader * -PGSharedMemoryCreate(Size size, int port, +PGSharedMemoryCreate(Size size, bool makePrivate, int port, PGShmemHeader **shim) { void *memAddress; |