[hack] set file-info-on-disk flag when reading arguments and initializing
[hack] set file-info-on-disk flag when reading arguments and initializing

Summary: set file-info-on-disk flag when reading arguments and initializing shared memory.

Reviewed By: dabek

Differential Revision: D7459423

fbshipit-source-id: e033c7d011bcb528bdeb6da9aa7db98d5fef8646

mroch/flow,gabelevi/flow,facebook/flow,facebook/flow,samwgoldman/flow,mroch/flow,gabelevi/flow,AgentME/flow,jamesgpearce/flow,nmote/flow,popham/flow,AgentME/flow,JonathanUsername/flow,facebook/flow,jamesgpearce/flow,nmote/flow,jamesgpearce/flow,claudiopro/flow,samwgoldman/flow,mroch/flow,samwgoldman/flow,claudiopro/flow,gabelevi/flow,AgentME/flow,nmote/flow,facebook/flow,jamesgpearce/flow,gabelevi/flow,facebook/flow,claudiopro/flow,popham/flow,mroch/flow,JonathanUsername/flow,AgentME/flow,popham/flow,JonathanUsername/flow,mroch/flow,AgentME/flow,mroch/flow,popham/flow,JonathanUsername/flow,nmote/flow,gabelevi/flow,jamesgpearce/flow,popham/flow,samwgoldman/flow,nmote/flow,nmote/flow,claudiopro/flow,JonathanUsername/flow,JonathanUsername/flow,popham/flow,samwgoldman/flow,samwgoldman/flow,facebook/flow,samwgoldman/flow,jamesgpearce/flow,claudiopro/flow,jamesgpearce/flow,popham/flow,gabelevi/flow,JonathanUsername/flow,nmote/flow,mroch/flow,facebook/flow,gabelevi/flow