Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/video/fbdev/core/fbcon.c fbcon_modechanged() -> updatescrollmode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | p | 4096-ptr_max |
| PARAM_VALUE | 1 | info | 4096-ptr_max |
| PARAM_VALUE | 1 | info->fbcon_par | 4096-ptr_max |
| PARAM_VALUE | 2 | vc | 4096-ptr_max |
| BUF_SIZE | 1 | info | s32min-(-1),1-s32max |
| BUF_SIZE | 1 | info | s32min-(-1),1-s32max |
| CAPPED_DATA | 1 | info | 1 |
| CAPPED_DATA | 2 | vc | 1 |
| CAPPED_DATA | 2 | *vc->vc_display_fg | 1 |
| DATA_SOURCE | 1 | info | $0 |
| PARAM_COMPARE | 2 | *vc->vc_display_fg | == $2 |
| NOSPEC | 1 | info->var.xres | |
| NOSPEC | 1 | info->var.yres | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 0 | p->accel_flags | 0-u32max |
| USER_DATA | 0 | p->bits_per_pixel | 0-u32max |
| USER_DATA | 0 | p->blue.length | 0-u32max |
| USER_DATA | 0 | p->blue.msb_right | 0-u32max |
| USER_DATA | 0 | p->blue.offset | 0-u32max |
| USER_DATA | 0 | p->grayscale | 0-u32max |
| USER_DATA | 0 | p->green.length | 0-u32max |
| USER_DATA | 0 | p->green.msb_right | 0-u32max |
| USER_DATA | 0 | p->green.offset | 0-u32max |
| USER_DATA | 0 | p->height | 0-u32max |
| USER_DATA | 0 | p->nonstd | 0-u32max |
| USER_DATA | 0 | p->red.length | 0-u32max |
| USER_DATA | 0 | p->red.msb_right | 0-u32max |
| USER_DATA | 0 | p->red.offset | 0-u32max |
| USER_DATA | 0 | p->rotate | 0-u32max |
| USER_DATA | 0 | p->transp.length | 0-u32max |
| USER_DATA | 0 | p->transp.msb_right | 0-u32max |
| USER_DATA | 0 | p->transp.offset | 0-u32max |
| USER_DATA | 0 | p->width | 0-u32max |
| USER_DATA | 0 | p->xres_virtual | 8-u32max |
| USER_DATA | 0 | p->yres_virtual | 8-u32max |
| USER_DATA | 1 | info->var.accel_flags | 0-u32max |
| USER_DATA | 1 | info->var.activate | 0-u32max[c] |
| USER_DATA | 1 | info->var.bits_per_pixel | 0-u32max |
| USER_DATA | 1 | info->var.blue.length | 0-u32max |
| USER_DATA | 1 | info->var.blue.msb_right | 0-u32max |
| USER_DATA | 1 | info->var.blue.offset | 0-u32max |
| USER_DATA | 1 | info->var.colorspace | 0-u32max |
| USER_DATA | 1 | info->var.grayscale | 0-u32max |
| USER_DATA | 1 | info->var.green.length | 0-u32max |
| USER_DATA | 1 | info->var.green.msb_right | 0-u32max |
| USER_DATA | 1 | info->var.green.offset | 0-u32max |
| USER_DATA | 1 | info->var.height | 0-u32max |
| USER_DATA | 1 | info->var.hsync_len | 0-u32max |
| USER_DATA | 1 | info->var.left_margin | 0-u32max |
| USER_DATA | 1 | info->var.lower_margin | 0-u32max |
| USER_DATA | 1 | info->var.nonstd | 0-u32max |
| USER_DATA | 1 | info->var.pixclock | 0-u32max |
| USER_DATA | 1 | info->var.red.length | 0-u32max |
| USER_DATA | 1 | info->var.red.msb_right | 0-u32max |
| USER_DATA | 1 | info->var.red.offset | 0-u32max |
| USER_DATA | 1 | info->var.right_margin | 0-u32max |
| USER_DATA | 1 | info->var.rotate | 0-u32max |
| USER_DATA | 1 | info->var.sync | 0-u32max |
| USER_DATA | 1 | info->var.transp.length | 0-u32max |
| USER_DATA | 1 | info->var.transp.msb_right | 0-u32max |
| USER_DATA | 1 | info->var.transp.offset | 0-u32max |
| USER_DATA | 1 | info->var.upper_margin | 0-u32max |
| USER_DATA | 1 | info->var.vmode | 0-u32max |
| USER_DATA | 1 | info->var.vsync_len | 0-u32max |
| USER_DATA | 1 | info->var.width | 0-u32max |
| USER_DATA | 1 | info->var.xoffset | 0-u32max |
| USER_DATA | 1 | info->var.xres | 8-u32max |
| USER_DATA | 1 | info->var.xres_virtual | 8-u32max |
| USER_DATA | 1 | info->var.yoffset | 0-u32max |
| USER_DATA | 1 | info->var.yres | 8-u32max |
| USER_DATA | 1 | info->var.yres_virtual | 8-u32max |
| NO_OVERFLOW_SIMPLE | 1 | info->fbdefio_state->npagerefs | |
| UNITS | 1 | info | unit_byte |
| LOCK2 | global &console_sem | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | 1 | &info->lock |
drivers/video/fbdev/core/fbcon.c fbcon_resize() -> updatescrollmode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | p | 4096-ptr_max |
| PARAM_VALUE | 1 | info | 4096-ptr_max |
| PARAM_VALUE | 1 | info->fbcon_par | 4096-ptr_max |
| PARAM_VALUE | 2 | vc | 4096-ptr_max |
| BUF_SIZE | 2 | vc | s32min-(-1),1-s32max |
| BUF_SIZE | 2 | vc | s32min-(-1),1-s32max |
| BUF_SIZE | 2 | vc->port.ops | (-1),40 |
| BUF_SIZE | 2 | vc->uni_pagedict_loc | (-1),8 |
| BUF_SIZE | 2 | vc->vc_display_fg | (-1),8 |
| BUF_SIZE | 2 | vc->vc_font.data | (-1),256-524288 |
| CAPPED_DATA | 2 | vc | 1 |
| DATA_SOURCE | 1 | info | r fbcon_info_from_console |
| DATA_SOURCE | 2 | vc | $0 |
| NOSPEC | 1 | info->var.xres | |
| NOSPEC | 1 | info->var.yres | |
| NOSPEC | 2 | vc->vc_cell_height | |
| NOSPEC | 2 | vc->vc_font.height | |
| NOSPEC | 2 | vc->vc_num | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 0 | p->accel_flags | 0-u32max |
| USER_DATA | 0 | p->bits_per_pixel | 0-u32max |
| USER_DATA | 0 | p->blue.length | 0-u32max |
| USER_DATA | 0 | p->blue.msb_right | 0-u32max |
| USER_DATA | 0 | p->blue.offset | 0-u32max |
| USER_DATA | 0 | p->grayscale | 0-u32max |
| USER_DATA | 0 | p->green.length | 0-u32max |
| USER_DATA | 0 | p->green.msb_right | 0-u32max |
| USER_DATA | 0 | p->green.offset | 0-u32max |
| USER_DATA | 0 | p->height | 0-u32max |
| USER_DATA | 0 | p->nonstd | 0-u32max |
| USER_DATA | 0 | p->red.length | 0-u32max |
| USER_DATA | 0 | p->red.msb_right | 0-u32max |
| USER_DATA | 0 | p->red.offset | 0-u32max |
| USER_DATA | 0 | p->rotate | 0-u32max |
| USER_DATA | 0 | p->transp.length | 0-u32max |
| USER_DATA | 0 | p->transp.msb_right | 0-u32max |
| USER_DATA | 0 | p->transp.offset | 0-u32max |
| USER_DATA | 0 | p->width | 0-u32max |
| USER_DATA | 0 | p->xres_virtual | 8-u32max |
| USER_DATA | 0 | p->yres_virtual | 8-u32max |
| USER_DATA | 1 | info->var.accel_flags | 0-u32max |
| USER_DATA | 1 | info->var.activate | 0-u32max[c] |
| USER_DATA | 1 | info->var.bits_per_pixel | 0-u32max |
| USER_DATA | 1 | info->var.blue.length | 0-u32max |
| USER_DATA | 1 | info->var.blue.msb_right | 0-u32max |
| USER_DATA | 1 | info->var.blue.offset | 0-u32max |
| USER_DATA | 1 | info->var.colorspace | 0-u32max |
| USER_DATA | 1 | info->var.grayscale | 0-u32max |
| USER_DATA | 1 | info->var.green.length | 0-u32max |
| USER_DATA | 1 | info->var.green.msb_right | 0-u32max |
| USER_DATA | 1 | info->var.green.offset | 0-u32max |
| USER_DATA | 1 | info->var.height | 0-u32max |
| USER_DATA | 1 | info->var.hsync_len | 0-u32max |
| USER_DATA | 1 | info->var.left_margin | 0-u32max |
| USER_DATA | 1 | info->var.lower_margin | 0-u32max |
| USER_DATA | 1 | info->var.nonstd | 0-u32max |
| USER_DATA | 1 | info->var.pixclock | 0-u32max |
| USER_DATA | 1 | info->var.red.length | 0-u32max |
| USER_DATA | 1 | info->var.red.msb_right | 0-u32max |
| USER_DATA | 1 | info->var.red.offset | 0-u32max |
| USER_DATA | 1 | info->var.right_margin | 0-u32max |
| USER_DATA | 1 | info->var.rotate | 0-u32max |
| USER_DATA | 1 | info->var.sync | 0-u32max |
| USER_DATA | 1 | info->var.transp.length | 0-u32max |
| USER_DATA | 1 | info->var.transp.msb_right | 0-u32max |
| USER_DATA | 1 | info->var.transp.offset | 0-u32max |
| USER_DATA | 1 | info->var.upper_margin | 0-u32max |
| USER_DATA | 1 | info->var.vmode | 0-u32max |
| USER_DATA | 1 | info->var.vsync_len | 0-u32max |
| USER_DATA | 1 | info->var.width | 0-u32max |
| USER_DATA | 1 | info->var.xoffset | 0-u32max |
| USER_DATA | 1 | info->var.xres | 8-u32max |
| USER_DATA | 1 | info->var.xres_virtual | 8-u32max |
| USER_DATA | 1 | info->var.yoffset | 0-u32max |
| USER_DATA | 1 | info->var.yres | 8-u32max |
| USER_DATA | 1 | info->var.yres_virtual | 8-u32max |
| USER_DATA | 2 | vc->vc_cell_height | 1-32[c] |
| USER_DATA | 2 | vc->vc_font.height | 2-128[c] |
| USER_DATA | 2 | vc->vc_font.width | 1-64[c] |
| USER_DATA | 2 | vc->vc_num | 1-62[c] |
| USER_DATA | 2 | vc->vc_scan_lines | 1-u16max |
| NO_OVERFLOW_SIMPLE | 2 | vc->saved_state.y | |
| HALF_LOCKED2 | global &console_sem |
drivers/video/fbdev/core/fbcon.c fbcon_switch() -> updatescrollmode()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | p | 4096-ptr_max |
| PARAM_VALUE | 1 | info | 4096-ptr_max |
| PARAM_VALUE | 1 | info->fbcon_par | 4096-ptr_max |
| PARAM_VALUE | 1 | info->fbcon_par->rotate | s32min-3 |
| PARAM_VALUE | 2 | vc | 4096-ptr_max |
| BUF_SIZE | 2 | vc | s32min-(-1),1-s32max |
| BUF_SIZE | 2 | vc | s32min-(-1),1-s32max |
| BUF_SIZE | 2 | vc->port.ops | (-1),40 |
| BUF_SIZE | 2 | vc->uni_pagedict_loc | (-1),8 |
| BUF_SIZE | 2 | vc->vc_display_fg | (-1),8 |
| BUF_SIZE | 2 | vc->vc_font.data | (-1),256-524288 |
| BUF_SIZE | 2 | vc->vc_saved_uni_lines | (-1),1-s32max |
| BUF_SIZE | 2 | vc->vc_screenbuf | (-1)-s32max |
| CAPPED_DATA | 1 | info | 1 |
| CAPPED_DATA | 2 | vc | 1 |
| DATA_SOURCE | 1 | info | r fbcon_info_from_console |
| DATA_SOURCE | 2 | vc | $0 |
| NOSPEC | 2 | vc->vc_cell_height | |
| NOSPEC | 2 | vc->vc_cols | |
| NOSPEC | 2 | vc->vc_font.height | |
| NOSPEC | 2 | vc->vc_num | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 2 | vc->vc_bottom | 1-s16max |
| USER_DATA | 2 | vc->vc_cell_height | 1-32[c] |
| USER_DATA | 2 | vc->vc_cols | 1-s16max[c] |
| USER_DATA | 2 | vc->vc_font.height | 2-128[c] |
| USER_DATA | 2 | vc->vc_font.width | 1-64[c] |
| USER_DATA | 2 | vc->vc_num | 1-62[c] |
| USER_DATA | 2 | vc->vc_rows | 1-s16max |
| USER_DATA | 2 | vc->vc_scan_lines | 1-u16max |
| USER_DATA | 2 | vc->vc_size_row | 2-65534[c] |
| USER_DATA | 2 | vc->vc_utf_char | s32min-s32max[c] |
| NO_OVERFLOW_SIMPLE | 2 | vc->saved_state.y | |
| NO_OVERFLOW_SIMPLE | 2 | vc->state.y | |
| NO_OVERFLOW_SIMPLE | 2 | vc->vc_top | |
| HALF_LOCKED2 | global &console_sem |