Robert Morris
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6e3f75c2aa
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suppress an incorrect error message in grind
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2020-11-19 16:48:41 -05:00 |
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Frans Kaashoek
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231c08dc5e
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Merge remote-tracking branch 'refs/remotes/origin/riscv' into riscv
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2020-11-05 19:51:41 -05:00 |
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Frans Kaashoek
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60b63b9d07
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x
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2020-11-05 19:50:46 -05:00 |
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Frans Kaashoek
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ef97f65025
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kill/status test
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2020-11-05 19:50:46 -05:00 |
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Frans Kaashoek
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b4c2851bb3
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Be principled: acquire lock first
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2020-11-05 19:50:46 -05:00 |
|
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Robert Morris
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38084bcea8
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proc_tree_lock -> wait_lock
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2020-11-05 19:50:46 -05:00 |
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Robert Morris
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ba8d9f4808
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don't over-lock in exit()
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2020-11-05 19:50:46 -05:00 |
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Frans Kaashoek
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9599a8e616
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x
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2020-11-05 19:00:37 -05:00 |
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Frans Kaashoek
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d7b308fe81
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kill/status test
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2020-11-05 18:50:02 -05:00 |
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Frans Kaashoek
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b63d3506e9
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Be principled: acquire lock first
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2020-11-05 12:27:32 -05:00 |
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Robert Morris
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774288e05a
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proc_tree_lock -> wait_lock
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2020-11-05 09:47:59 -05:00 |
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Robert Morris
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bc943c2309
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don't over-lock in exit()
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2020-11-05 07:32:10 -05:00 |
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Robert Morris
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47323c97cf
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oops
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2020-11-05 06:56:51 -05:00 |
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Robert Morris
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2875069973
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Frans' proc_lock.
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2020-11-05 06:56:51 -05:00 |
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Robert Morris
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b48ea5d220
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free proc if kalloc fails
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2020-11-05 06:56:51 -05:00 |
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Robert Morris
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5e392531c0
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hopefully make writei more correct
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2020-11-05 06:56:51 -05:00 |
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Robert Morris
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e1bb4c7434
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test for closed pipe or killed on every char, not just if pipe full
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2020-11-05 06:56:51 -05:00 |
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Robert Morris
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329935eca8
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fix uart.c to work with UART_TX_BUF_SIZE == 1
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2020-11-05 06:56:51 -05:00 |
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Robert Morris
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13dccb0380
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consolewrite does not need cons.lock -- can lead to sleep() with lock held
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2020-11-05 06:56:51 -05:00 |
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Robert Morris
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7dea4b93c8
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oops
|
2020-11-03 16:35:20 -05:00 |
|
|
Robert Morris
|
8d4fbc6e2a
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Frans' proc_lock.
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2020-11-03 15:02:08 -05:00 |
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Robert Morris
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af570f582c
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free proc if kalloc fails
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2020-11-01 11:11:38 -05:00 |
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Robert Morris
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d7c0a1b7a7
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hopefully make writei more correct
|
2020-10-23 10:18:30 -04:00 |
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Robert Morris
|
147855e521
|
test for closed pipe or killed on every char, not just if pipe full
|
2020-10-22 06:36:36 -04:00 |
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|
Robert Morris
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4df1a265cb
|
fix uart.c to work with UART_TX_BUF_SIZE == 1
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2020-10-20 07:02:44 -04:00 |
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Robert Morris
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55ad99f729
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Merge branch 'riscv' of g.csail.mit.edu:xv6-dev into riscv
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2020-10-20 06:58:58 -04:00 |
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Robert Morris
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286b2f3c33
|
consolewrite does not need cons.lock -- can lead to sleep() with lock held
|
2020-10-20 06:55:51 -04:00 |
|
Fumiya Shigemitsu
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05a7db1a0a
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Fix minor typos
|
2020-10-14 20:28:46 -04:00 |
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Frans Kaashoek
|
d4cecb269f
|
kvmmake() makes a complete kernel page table, matching Figure 3.3
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2020-10-14 20:28:16 -04:00 |
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Robert Morris
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21cfc97809
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set riscv use-compressed-breakpoints yes
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2020-10-14 20:28:16 -04:00 |
|
|
Fumiya Shigemitsu
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93378618df
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Fix minor typos
|
2020-10-14 20:28:14 -04:00 |
|
|
Frans Kaashoek
|
c64aa44d7b
|
kvmmake() makes a complete kernel page table, matching Figure 3.3
|
2020-10-14 20:03:14 -04:00 |
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Robert Morris
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806580d642
|
set riscv use-compressed-breakpoints yes
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2020-10-07 12:57:55 -04:00 |
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Robert Morris
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bebecfd6fd
|
more explicable scratch area size for machine-mode timer interrupts
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2020-10-05 19:30:27 -04:00 |
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Frans Kaashoek
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c199afe4c8
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Don't map the CLINT, since it never used in the kernel in supervisor mode
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2020-10-05 19:30:27 -04:00 |
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Robert Morris
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c61cc69413
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eliminate virtio DMA into kernel stacks.
|
2020-10-05 19:30:27 -04:00 |
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Robert Morris
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3092fe2c9e
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improve virtio_disk comments; bring it closer to wording in the spec
|
2020-10-05 19:30:27 -04:00 |
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|
Robert Morris
|
548ffc97e1
|
don't unpin if recovering -- the resulting negative refcnt suppresses next unpin
|
2020-10-05 19:30:27 -04:00 |
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|
Robert Morris
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aeaf610c67
|
avoid deadlock by disk intr acking interrupt first, then processing ring
|
2020-10-05 19:30:27 -04:00 |
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|
Robert Morris
|
3c70be9070
|
often causes deadlock after a few minutes
|
2020-10-05 19:30:27 -04:00 |
|
|
Robert Morris
|
6c16759503
|
more explicable scratch area size for machine-mode timer interrupts
|
2020-10-05 15:28:01 -04:00 |
|
|
Frans Kaashoek
|
0c55849d28
|
Don't map the CLINT, since it never used in the kernel in supervisor mode
|
2020-10-05 09:18:23 -04:00 |
|
|
Robert Morris
|
a9b3dd457c
|
eliminate virtio DMA into kernel stacks.
|
2020-10-05 06:59:33 -04:00 |
|
|
Robert Morris
|
271d89ae30
|
improve virtio_disk comments; bring it closer to wording in the spec
|
2020-10-05 06:26:58 -04:00 |
|
|
Robert Morris
|
da002a48fb
|
don't unpin if recovering -- the resulting negative refcnt suppresses next unpin
|
2020-10-04 13:29:04 -04:00 |
|
|
Robert Morris
|
792d60e912
|
avoid deadlock by disk intr acking interrupt first, then processing ring
|
2020-10-04 09:21:03 -04:00 |
|
|
Robert Morris
|
e3672e018a
|
often causes deadlock after a few minutes
|
2020-10-04 08:44:32 -04:00 |
|
|
Fumiya Shigemitsu
|
9c8d1e2909
|
Fix minor typos
|
2020-10-03 16:36:20 -04:00 |
|
|
Frans Kaashoek
|
f2827b2c7b
|
Clarify CLINT and PLIC acronym
|
2020-10-03 16:36:20 -04:00 |
|
|
Frans Kaashoek
|
8ffdfad990
|
Add s to many printf statements that expect it (thanks Cece Chu)
Add dirtest to the list of tests
|
2020-10-03 16:36:20 -04:00 |
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