Function report |
Source Code:fs\locks.c |
Create Date:2022-07-28 20:25:25 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:locks_get_lock_context
Proto:static struct file_lock_context *locks_get_lock_context(struct inode *inode, int type)
Type:struct file_lock_context
Parameter:
Type | Parameter | Name |
---|---|---|
struct inode * | inode | |
int | type |
254 | ctx = smp_load_acquire( & i_flctx) |
255 | If Value is more likely to compile time(ctx) || type == F_UNLCK Then Go to out |
258 | ctx = kmem_cache_alloc(flctx_cache, GFP_KERNEL) |
272 | kmem_cache_free(flctx_cache, ctx) |
273 | ctx = smp_load_acquire( & i_flctx) |
275 | out : |
276 | trace_locks_get_lock_context(inode, type, ctx) |
277 | Return ctx |
Name | Describe |
---|---|
flock_lock_inode | Try to create a FLOCK lock on filp |
posix_lock_inode | |
generic_add_lease |
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