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Make memfd_create syscall directly #1912

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merged 4 commits into from
Feb 7, 2022
Merged

Make memfd_create syscall directly #1912

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04a828f
Make `memfd_create` syscall directly
Feb 7, 2022
62120ef
Note why we make the memfd_create syscall directly
Feb 7, 2022
a6fd874
Merge branch 'master' into journald/fix-build-old-glibc
hawkw Feb 7, 2022
d88cfb2
Extract `memfd_create` syscall to separate function
Feb 7, 2022
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8 changes: 7 additions & 1 deletion tracing-journald/src/memfd.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,13 @@ use std::os::raw::c_uint;
use std::os::unix::prelude::{FromRawFd, RawFd};

fn create(flags: c_uint) -> Result<File> {
let fd = unsafe { memfd_create("tracing-journald\0".as_ptr() as *const c_char, flags) };
let fd = unsafe {
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syscall(
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SYS_memfd_create,
"tracing-journald\0".as_ptr() as *const c_char,
flags,
)
};
if fd < 0 {
Err(Error::last_os_error())
} else {
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