diff options
Diffstat (limited to 'third_party/rust/nix/src/sys/memfd.rs')
| -rw-r--r-- | third_party/rust/nix/src/sys/memfd.rs | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/third_party/rust/nix/src/sys/memfd.rs b/third_party/rust/nix/src/sys/memfd.rs index 516ffd3262..22ee5fc5b7 100644 --- a/third_party/rust/nix/src/sys/memfd.rs +++ b/third_party/rust/nix/src/sys/memfd.rs @@ -29,6 +29,49 @@ libc_bitflags!( /// /// [`memfd_create(2)`]: https://man7.org/linux/man-pages/man2/memfd_create.2.html MFD_ALLOW_SEALING; + /// Anonymous file will be created using huge pages. It should be safe now to + /// combine with [`MFD_ALLOW_SEALING`] too. + /// However, despite its presence, on FreeBSD it is unimplemented for now (ENOSYS). + /// + /// See also the hugetlb filesystem in [`memfd_create(2)`]. + /// + /// [`memfd_create(2)`]: https://man7.org/linux/man-pages/man2/memfd_create.2.html + #[cfg(linux_android)] + MFD_HUGETLB; + /// Following are to be used with [`MFD_HUGETLB`], indicating the desired hugetlb size. + /// + /// See also the hugetlb filesystem in [`memfd_create(2)`]. + /// + /// [`memfd_create(2)`]: https://man7.org/linux/man-pages/man2/memfd_create.2.html + #[cfg(linux_android)] + MFD_HUGE_1MB; + /// hugetlb size of 2MB. + #[cfg(linux_android)] + MFD_HUGE_2MB; + /// hugetlb size of 8MB. + #[cfg(linux_android)] + MFD_HUGE_8MB; + /// hugetlb size of 16MB. + #[cfg(linux_android)] + MFD_HUGE_16MB; + /// hugetlb size of 32MB. + #[cfg(linux_android)] + MFD_HUGE_32MB; + /// hugetlb size of 256MB. + #[cfg(linux_android)] + MFD_HUGE_256MB; + /// hugetlb size of 512MB. + #[cfg(linux_android)] + MFD_HUGE_512MB; + /// hugetlb size of 1GB. + #[cfg(linux_android)] + MFD_HUGE_1GB; + /// hugetlb size of 2GB. + #[cfg(linux_android)] + MFD_HUGE_2GB; + /// hugetlb size of 16GB. + #[cfg(linux_android)] + MFD_HUGE_16GB; } ); |