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VFS_TEST_LOCK(9) | The Linux VFS | VFS_TEST_LOCK(9) |
NAME¶
vfs_test_lock - test file byte range lockSYNOPSIS¶
int
vfs_test_lock(struct file * filp,
struct file_lock * fl);
ARGUMENTS¶
filpThe file to test lock for
fl
The lock to test; also used to hold
result
DESCRIPTION¶
Returns -ERRNO on failure. Indicates presence of conflicting lock by setting conf->fl_type to something other than F_UNLCK.COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |