Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 5b9fd1d3 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

locking.rst: reformat locking table 



Use a different markup for this table, in order to make it
smaller when seeing in text mode.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 7b4ff1ad

Documentation/kernel-hacking/locking.rst

+14 −23
Original line number Diff line number Diff line
@@ -319,29 +319,20 @@ Remember the advice above: you can always use 
:c:func:`spin_lock_irqsave()`, which is a superset of all other

spinlock primitives.



+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

|                  | IRQ Handler A   | IRQ Handler B   | Softirq A   | Softirq B   | Tasklet A   | Tasklet B   | Timer A   | Timer B   | User Context A   | User Context B   |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| IRQ Handler A    | None            |                 |             |             |             |             |           |           |                  |                  |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| IRQ Handler B    | SLIS            | None            |             |             |             |             |           |           |                  |                  |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| Softirq A        | SLI             | SLI             | SL          |             |             |             |           |           |                  |                  |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| Softirq B        | SLI             | SLI             | SL          | SL          |             |             |           |           |                  |                  |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| Tasklet A        | SLI             | SLI             | SL          | SL          | None        |             |           |           |                  |                  |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| Tasklet B        | SLI             | SLI             | SL          | SL          | SL          | None        |           |           |                  |                  |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| Timer A          | SLI             | SLI             | SL          | SL          | SL          | SL          | None      |           |                  |                  |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| Timer B          | SLI             | SLI             | SL          | SL          | SL          | SL          | SL        | None      |                  |                  |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| User Context A   | SLI             | SLI             | SLBH        | SLBH        | SLBH        | SLBH        | SLBH      | SLBH      | None             |                  |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

| User Context B   | SLI             | SLI             | SLBH        | SLBH        | SLBH        | SLBH        | SLBH      | SLBH      | MLI              | None             |

+------------------+-----------------+-----------------+-------------+-------------+-------------+-------------+-----------+-----------+------------------+------------------+

============== ============= ============= ========= ========= ========= ========= ======= ======= ============== ==============

.              IRQ Handler A IRQ Handler B Softirq A Softirq B Tasklet A Tasklet B Timer A Timer B User Context A User Context B

============== ============= ============= ========= ========= ========= ========= ======= ======= ============== ==============

IRQ Handler A  None

IRQ Handler B  SLIS          None

Softirq A      SLI           SLI           SL

Softirq B      SLI           SLI           SL        SL

Tasklet A      SLI           SLI           SL        SL        None

Tasklet B      SLI           SLI           SL        SL        SL        None

Timer A        SLI           SLI           SL        SL        SL        SL        None

Timer B        SLI           SLI           SL        SL        SL        SL        SL      None

User Context A SLI           SLI           SLBH      SLBH      SLBH      SLBH      SLBH    SLBH    None

User Context B SLI           SLI           SLBH      SLBH      SLBH      SLBH      SLBH    SLBH    MLI            None

============== ============= ============= ========= ========= ========= ========= ======= ======= ============== ==============



Table: Table of Locking Requirements