diff options
Diffstat (limited to 'util/memfd.c')
| -rw-r--r-- | util/memfd.c | 35 |
1 files changed, 6 insertions, 29 deletions
diff --git a/util/memfd.c b/util/memfd.c index 6287946b61..8debd0d037 100644 --- a/util/memfd.c +++ b/util/memfd.c @@ -45,22 +45,6 @@ static int memfd_create(const char *name, unsigned int flags) } #endif -#ifndef MFD_CLOEXEC -#define MFD_CLOEXEC 0x0001U -#endif - -#ifndef MFD_ALLOW_SEALING -#define MFD_ALLOW_SEALING 0x0002U -#endif - -#ifndef MFD_HUGETLB -#define MFD_HUGETLB 0x0004U -#endif - -#ifndef MFD_HUGE_SHIFT -#define MFD_HUGE_SHIFT 26 -#endif - int qemu_memfd_create(const char *name, size_t size, bool hugetlb, uint64_t hugetlbsize, unsigned int seals, Error **errp) { @@ -201,23 +185,16 @@ bool qemu_memfd_alloc_check(void) * * Check if host supports memfd. */ -bool qemu_memfd_check(void) +bool qemu_memfd_check(unsigned int flags) { #ifdef CONFIG_LINUX - static int memfd_check = MEMFD_TODO; + int mfd = memfd_create("test", flags); - if (memfd_check == MEMFD_TODO) { - int mfd = memfd_create("test", 0); - if (mfd >= 0) { - memfd_check = MEMFD_OK; - close(mfd); - } else { - memfd_check = MEMFD_KO; - } + if (mfd >= 0) { + close(mfd); + return true; } +#endif - return memfd_check == MEMFD_OK; -#else return false; -#endif } |