| /linux/mm/ |
| H A D | memfd.c | 214 return &SHMEM_I(file_inode(file))->seals; in memfd_file_seals_ptr()
218 return &HUGETLBFS_I(file_inode(file))->seals; in memfd_file_seals_ptr()
231 static int memfd_add_seals(struct file *file, unsigned int seals) in memfd_add_seals() argument
271 if (seals & ~(unsigned int)F_ALL_SEALS) in memfd_add_seals()
287 if ((seals & F_SEAL_WRITE) && !(*file_seals & F_SEAL_WRITE)) { in memfd_add_seals()
302 if (seals & F_SEAL_EXEC && inode->i_mode & 0111) in memfd_add_seals()
303 seals |= F_SEAL_SHRINK|F_SEAL_GROW|F_SEAL_WRITE|F_SEAL_FUTURE_WRITE; in memfd_add_seals()
305 *file_seals |= seals; in memfd_add_seals()
315 unsigned int *seals = memfd_file_seals_ptr(file); in memfd_get_seals() local
317 return seals ? *seals : -EINVAL; in memfd_get_seals()
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| H A D | shmem.c | 1301 if ((info->seals & F_SEAL_EXEC) && (attr->ia_valid & ATTR_MODE)) { in shmem_setattr()
1312 if ((newsize < oldsize && (info->seals & F_SEAL_SHRINK)) || in shmem_setattr()
1313 (newsize > oldsize && (info->seals & F_SEAL_GROW))) in shmem_setattr()
3083 info->seals = F_SEAL_SEAL; in __shmem_get_inode()
3303 if (unlikely(info->seals & (F_SEAL_GROW | in shmem_write_begin()
3305 if (info->seals & (F_SEAL_WRITE | F_SEAL_FUTURE_WRITE)) in shmem_write_begin()
3307 if ((info->seals & F_SEAL_GROW) && pos + len > inode->i_size) in shmem_write_begin()
3700 if (info->seals & (F_SEAL_WRITE | F_SEAL_FUTURE_WRITE)) { in shmem_fallocate()
3732 if ((info->seals & F_SEAL_GROW) && offset + len > inode->i_size) { in shmem_fallocate()
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| /linux/tools/testing/selftests/memfd/ |
| H A D | fuse_test.c | 77 static void mfd_assert_has_seals(int fd, __u64 seals) in mfd_assert_has_seals() argument
82 if (s != seals) { in mfd_assert_has_seals()
84 (unsigned long long)seals, (unsigned long long)s, fd); in mfd_assert_has_seals()
89 static void mfd_assert_add_seals(int fd, __u64 seals) in mfd_assert_add_seals() argument
95 r = fcntl(fd, F_ADD_SEALS, seals); in mfd_assert_add_seals()
98 fd, (unsigned long long)s, (unsigned long long)seals); in mfd_assert_add_seals()
103 static int mfd_busy_add_seals(int fd, __u64 seals) in mfd_busy_add_seals() argument
114 r = fcntl(fd, F_ADD_SEALS, seals); in mfd_busy_add_seals()
117 fd, (unsigned long long)s, (unsigned long long)seals); in mfd_busy_add_seals()
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| H A D | memfd_test.c | 193 static void mfd_assert_has_seals(int fd, unsigned int seals) in mfd_assert_has_seals() argument
200 if (s != seals) { in mfd_assert_has_seals()
201 printf("%u != %u = GET_SEALS(%s)\n", seals, s, buf); in mfd_assert_has_seals()
206 static void mfd_assert_add_seals(int fd, unsigned int seals) in mfd_assert_add_seals() argument
212 r = fcntl(fd, F_ADD_SEALS, seals); in mfd_assert_add_seals()
214 printf("ADD_SEALS(%d, %u -> %u) failed: %m\n", fd, s, seals); in mfd_assert_add_seals()
219 static void mfd_fail_add_seals(int fd, unsigned int seals) in mfd_fail_add_seals() argument
230 r = fcntl(fd, F_ADD_SEALS, seals); in mfd_fail_add_seals()
233 fd, s, seals); in mfd_fail_add_seals()
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| /linux/include/trace/events/ |
| H A D | hugetlbfs.h | 48 __field(unsigned int, seals)
58 __entry->seals = HUGETLBFS_I(inode)->seals;
64 __entry->mode, __entry->size, __entry->nlink, __entry->seals,
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| /linux/drivers/dma-buf/ |
| H A D | udmabuf.c | 295 int seals; in check_memfd_seals() local
300 seals = memfd_fcntl(memfd, F_GET_SEALS, 0); in check_memfd_seals()
301 if (seals == -EINVAL) in check_memfd_seals()
304 if ((seals & SEALS_WANTED) != SEALS_WANTED || in check_memfd_seals()
305 (seals & SEALS_DENIED) != 0) in check_memfd_seals()
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| /linux/fs/hugetlbfs/ |
| H A D | inode.c | 696 if (info->seals & (F_SEAL_WRITE | F_SEAL_FUTURE_WRITE)) { in hugetlbfs_punch_hole()
770 if ((info->seals & F_SEAL_GROW) && offset + len > inode->i_size) { in hugetlbfs_fallocate()
885 if ((newsize < oldsize && (info->seals & F_SEAL_SHRINK)) || in hugetlbfs_setattr()
886 (newsize > oldsize && (info->seals & F_SEAL_GROW))) in hugetlbfs_setattr()
954 info->seals = F_SEAL_SEAL; in hugetlbfs_get_inode()
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| /linux/include/linux/ |
| H A D | shmem_fs.h | 38 unsigned int seals; /* shmem seals */ member
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| H A D | hugetlb.h | 516 unsigned int seals; member
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| /linux/Documentation/security/tpm/ |
| H A D | xen-tpmfront.rst | 19 which seals the secrets to the Physical TPM. If the process of creating each of
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| /linux/Documentation/userspace-api/ |
| H A D | mseal.rst | 143 the CONFIG_MSEAL_SYSTEM_MAPPINGS seals all system mappings of this
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