[PATCH 0/2] vmpslice support for zero-copy gifting of pages

This patch set would add the ability to move anonymous user pages from one process to another through vmsplice without copying data. Moving pages rather than copying is implemented for a narrow case in this RFC to meet the needs of QEMU's usage (below). Among the restrictions the source address a

[RFC PATCH 0/2] vmpslice support for zero-copy gifting of pages

This patch set would add the ability to move anonymous user pages from one process to another through vmsplice without copying data. Moving pages rather than copying is implemented for a narrow case in this RFC to meet the needs of QEMU's usage (below). Among the restrictions the source address a