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kernel: update procsave() comment, we'r not holding up->rlock anymore

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cinap_lenrek 2020-12-21 14:41:10 +01:00
parent 41c60689b3
commit 932995bb27
4 changed files with 4 additions and 8 deletions
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3
sys/src/9/bcm/vfp3.c
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@ -286,8 +286,7 @@ fpuprocsave(Proc *p)
/* /*
* Fpsave() stores without handling pending * Fpsave() stores without handling pending
* unmasked exeptions. Postnote() can't be called * unmasked exeptions. Postnote() can't be called
* here as sleep() already has up->rlock, so * so the handling of pending exceptions is delayed
* the handling of pending exceptions is delayed
* until the process runs again and generates an * until the process runs again and generates an
* emulation fault to activate the FPU. * emulation fault to activate the FPU.
*/ */

3
sys/src/9/pc/main.c
View file

@ -316,8 +316,7 @@ procsave(Proc *p)
/* /*
* Fpsave() stores without handling pending * Fpsave() stores without handling pending
* unmasked exeptions. Postnote() can't be called * unmasked exeptions. Postnote() can't be called
* here as sleep() already has up->rlock, so * so the handling of pending exceptions is delayed
* the handling of pending exceptions is delayed
* until the process runs again and generates an * until the process runs again and generates an
* emulation fault to activate the FPU. * emulation fault to activate the FPU.
*/ */

3
sys/src/9/pc64/fpu.c
View file

@ -323,8 +323,7 @@ fpuprocsave(Proc *p)
/* /*
* Fpsave() stores without handling pending * Fpsave() stores without handling pending
* unmasked exeptions. Postnote() can't be called * unmasked exeptions. Postnote() can't be called
* here as sleep() already has up->rlock, so * so the handling of pending exceptions is delayed
* the handling of pending exceptions is delayed
* until the process runs again and generates an * until the process runs again and generates an
* emulation fault to activate the FPU. * emulation fault to activate the FPU.
*/ */

3
sys/src/9/xen/main.c
View file

@ -370,8 +370,7 @@ procsave(Proc *p)
/* /*
* Fpsave() stores without handling pending * Fpsave() stores without handling pending
* unmasked exeptions. Postnote() can't be called * unmasked exeptions. Postnote() can't be called
* here as sleep() already has up->rlock, so * so the handling of pending exceptions is delayed
* the handling of pending exceptions is delayed
* until the process runs again and generates an * until the process runs again and generates an
* emulation fault to activate the FPU. * emulation fault to activate the FPU.
*/ */