From: Andrew Morton Date: Sun, 31 Aug 2025 19:29:57 +0000 (-0700) Subject: memfd: move MFD_ALL_FLAGS definition to memfd.h X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=9037839697ee116376c4333378d85ceb658b7810;p=users%2Fjedix%2Flinux-maple.git memfd: move MFD_ALL_FLAGS definition to memfd.h It's not part of the UAPI, but putting it here is better from a maintainability POV. Cc: Baolin Wang Cc: Hugh Dickins Cc: Joey Pabalinas Signed-off-by: Andrew Morton --- diff --git a/include/uapi/linux/memfd.h b/include/uapi/linux/memfd.h index 273a4e15dfcf..6439cdeaaf25 100644 --- a/include/uapi/linux/memfd.h +++ b/include/uapi/linux/memfd.h @@ -12,6 +12,8 @@ #define MFD_NOEXEC_SEAL 0x0008U /* executable */ #define MFD_EXEC 0x0010U +#define MFD_ALL_FLAGS (MFD_CLOEXEC | MFD_ALLOW_SEALING | \ + MFD_HUGETLB | MFD_NOEXEC_SEAL | MFD_EXEC) /* * Huge page size encoding when MFD_HUGETLB is specified, and a huge page diff --git a/mm/memfd.c b/mm/memfd.c index 1d109c1acf21..1de610e9f2ea 100644 --- a/mm/memfd.c +++ b/mm/memfd.c @@ -313,8 +313,6 @@ long memfd_fcntl(struct file *file, unsigned int cmd, unsigned int arg) #define MFD_NAME_PREFIX_LEN (sizeof(MFD_NAME_PREFIX) - 1) #define MFD_NAME_MAX_LEN (NAME_MAX - MFD_NAME_PREFIX_LEN) -#define MFD_ALL_FLAGS (MFD_CLOEXEC | MFD_ALLOW_SEALING | MFD_HUGETLB | MFD_NOEXEC_SEAL | MFD_EXEC) - static int check_sysctl_memfd_noexec(unsigned int *flags) { #ifdef CONFIG_SYSCTL