On Thu, 12 Jul 2018 18:44:43 -0000, David Frank said: > Hi,How do I enable the MAP_SYNC flag in mmap for linux 4.15, my code does not > compile with that flag on linux 4.15.0-041500rc7-generic #201801072330 Get your distro to ship an update to /usr/include/linux (kernel-headers) that contains the flag. Your kernel supports it, but your toolchain doesn't until you get an include file that includes the update for MAP_SYNC > Also, how do I make mmap support map size of 2GB or larger, currently the > call to mmap fails with mapsize of 2GB. What error code does it fail with?
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