Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
mm/shmem.c shmem_alloc_and_add_folio() -> shmem_alloc_folio()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | gfp | 0-2097151 |
| PARAM_VALUE | 2 | info | 4096-ptr_max |
| PARAM_VALUE | 3 | index | 0-2251799813685247 |
| CAPPED_DATA | 3 | index | 1 |
| CAPPED_DATA | 3 | index | 1 |
| DATA_SOURCE | 0 | gfp | $1 |
| DATA_SOURCE | 2 | info | r SHMEM_I |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 3 | index | 0-2251799813685247[c] |
| USER_DATA | 3 | index | 0-2251799813685247[c] |
| HALF_LOCKED2 | &inode->i_rwsem |
mm/shmem.c shmem_alloc_and_add_folio() -> shmem_alloc_folio()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | order | 0 |
| PARAM_VALUE | 2 | info | 4096-ptr_max |
| PARAM_VALUE | 3 | index | 0-2251799813685247 |
| CAPPED_DATA | 3 | index | 1 |
| CAPPED_DATA | 3 | index | 1 |
| DATA_SOURCE | 0 | gfp | $1 |
| DATA_SOURCE | 2 | info | r SHMEM_I |
| DATA_SOURCE | 3 | index | $3 |
| FUZZY_MAX | 3 | index | 2251799813685247 |
| NOSPEC | 3 | index | |
| NOSPEC | 3 | index | |
| HARD_MAX | 3 | index | 2251799813685247 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 3 | index | 0-2251799813685247[c] |
| USER_DATA | 3 | index | 0-2251799813685247[c] |
| UNITS | 3 | index | unit_page |
| HALF_LOCKED2 | &inode->i_rwsem |
mm/shmem.c shmem_mfill_folio_alloc() -> shmem_alloc_folio()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | order | 0 |
| PARAM_VALUE | 2 | info | 4096-ptr_max |
| PARAM_VALUE | 3 | index | 0-18446744073709551614 |
| CAPPED_DATA | 3 | index | 1 |
| CAPPED_DATA | 3 | index | 1 |
| DATA_SOURCE | 2 | info | r SHMEM_I |
| DATA_SOURCE | 3 | index | r linear_page_index |
| CONSTRAINT | 3 | index | <4021 |
| LOCK2 | &state.ctx->map_changing_lock | ||
| TYPE_LOCK | (struct userfaultfd_ctx)->map_changing_lock |
mm/shmem.c shmem_replace_folio() -> shmem_alloc_folio()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | order | 0-255 |
| PARAM_VALUE | 2 | info | 4096-ptr_max |
| DATA_SOURCE | 0 | gfp | $1 [m] |
| DATA_SOURCE | 2 | info | $2 |
| DATA_SOURCE | 3 | index | $3 |
| BIT_INFO | 0 | gfp | 0x0,0xffdfffff |
| NOSPEC | 3 | index | |
| NOSPEC | 3 | index | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 3 | index | 0-2251799813685247[c] |
| USER_DATA | 3 | index | 0-2251799813685247[c] |
| UNITS | 3 | index | unit_page |