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Commitfbf9a7a

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Fix 'mmap' DSM implementation with allocations larger than 4 GB
Fixes bug #18341. Backpatch to all supported versions.Discussion:https://www.postgresql.org/message-id/18341-ce16599e7fd6228c@postgresql.org
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‎src/backend/storage/ipc/dsm_impl.c

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@@ -873,7 +873,7 @@ dsm_impl_mmap(dsm_op op, dsm_handle handle, Size request_size,
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* transferring data to the kernel.
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*/
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char*zbuffer= (char*)palloc0(ZBUFFER_SIZE);
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uint32remaining=request_size;
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Sizeremaining=request_size;
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boolsuccess= true;
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/*

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