diff options
Diffstat (limited to 'util/memfd.c')
-rw-r--r-- | util/memfd.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/util/memfd.c b/util/memfd.c index 8d27307..7594af7 100644 --- a/util/memfd.c +++ b/util/memfd.c @@ -52,7 +52,11 @@ static int memfd_create(const char *name, unsigned int flags) #define MFD_ALLOW_SEALING 0x0002U #endif -int qemu_memfd_create(const char *name, size_t size, +#ifndef MFD_HUGETLB +#define MFD_HUGETLB 0x0004U +#endif + +int qemu_memfd_create(const char *name, size_t size, bool hugetlb, unsigned int seals, Error **errp) { #ifdef CONFIG_LINUX @@ -62,6 +66,9 @@ int qemu_memfd_create(const char *name, size_t size, if (seals) { flags |= MFD_ALLOW_SEALING; } + if (hugetlb) { + flags |= MFD_HUGETLB; + } mfd = memfd_create(name, flags); if (mfd < 0) { @@ -97,11 +104,11 @@ void *qemu_memfd_alloc(const char *name, size_t size, unsigned int seals, int *fd, Error **errp) { void *ptr; - int mfd = qemu_memfd_create(name, size, seals, NULL); + int mfd = qemu_memfd_create(name, size, false, seals, NULL); /* some systems have memfd without sealing */ if (mfd == -1) { - mfd = qemu_memfd_create(name, size, 0, NULL); + mfd = qemu_memfd_create(name, size, false, 0, NULL); } if (mfd == -1) { |