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| author | Joseph Myers <joseph@codesourcery.com> | 2022-12-22 15:12:52 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2022-12-22 15:12:52 +0000 |
| commit | 81a94a2ae34bac9c3d907bbe0468ba56914accb0 (patch) | |
| tree | 9703ad2f1dcd68ada89d8675e9915bb000492dd4 /sysdeps/unix | |
| parent | e2b68828fab4fdfa5595fa89180230cdc4373ec1 (diff) | |
| download | glibc-81a94a2ae34bac9c3d907bbe0468ba56914accb0.tar glibc-81a94a2ae34bac9c3d907bbe0468ba56914accb0.tar.gz glibc-81a94a2ae34bac9c3d907bbe0468ba56914accb0.tar.bz2 glibc-81a94a2ae34bac9c3d907bbe0468ba56914accb0.zip | |
Define MADV_COLLAPSE from Linux 6.1
Add the MADV_COLLAPSE constant from Linux 6.1 to bits/mman-linux.h and
the hppa bits/mman.h.
Tested for x86_64.
Diffstat (limited to 'sysdeps/unix')
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/mman-linux.h | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/hppa/bits/mman.h | 2 |
2 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/mman-linux.h b/sysdeps/unix/sysv/linux/bits/mman-linux.h index 1fb7f888aa..c3818ce356 100644 --- a/sysdeps/unix/sysv/linux/bits/mman-linux.h +++ b/sysdeps/unix/sysv/linux/bits/mman-linux.h @@ -91,6 +91,7 @@ writable. */ # define MADV_DONTNEED_LOCKED 24 /* Like MADV_DONTNEED, but drop locked pages too. */ +# define MADV_COLLAPSE 25 /* Synchronous hugepage collapse. */ # define MADV_HWPOISON 100 /* Poison a page for testing. */ #endif diff --git a/sysdeps/unix/sysv/linux/hppa/bits/mman.h b/sysdeps/unix/sysv/linux/hppa/bits/mman.h index acaa1cc3e7..1d895a5234 100644 --- a/sysdeps/unix/sysv/linux/hppa/bits/mman.h +++ b/sysdeps/unix/sysv/linux/hppa/bits/mman.h @@ -79,4 +79,6 @@ # define MADV_WIPEONFORK 71 /* Zero memory on fork, child only. */ # undef MADV_KEEPONFORK # define MADV_KEEPONFORK 72 /* Undo MADV_WIPEONFORK. */ +# undef MADV_COLLAPSE +# define MADV_COLLAPSE 73 /* Synchronous hugepage collapse. */ #endif |