diff options
| author | Peter Wemm <peter@FreeBSD.org> | 1997-09-23 03:28:15 +0000 |
|---|---|---|
| committer | Peter Wemm <peter@FreeBSD.org> | 1997-09-23 03:28:15 +0000 |
| commit | 62ec549e5e9e85b7663179d17461cb910dd6708e (patch) | |
| tree | 4a8e13d36fb5f63092e934e06d9726f8b72e5c2b /release/sysinstall/help | |
| parent | e97173f7889cc55995a0b177d991e4468e453c7d (diff) | |
Notes
Diffstat (limited to 'release/sysinstall/help')
| -rw-r--r-- | release/sysinstall/help/relnotes.hlp | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/release/sysinstall/help/relnotes.hlp b/release/sysinstall/help/relnotes.hlp index 14e6ee70d613..bdcbd147eede 100644 --- a/release/sysinstall/help/relnotes.hlp +++ b/release/sysinstall/help/relnotes.hlp @@ -130,7 +130,25 @@ which filesystems can rely on for the canonical stuff. Vnode freelist handling has been hauled over. Vnodes are only on the freelist if nobody care about them. -The kernel provides assistance to getcwd() if possible. +The kernel provides assistance to getcwd() from data stored in the name +cache if possible. + +An interrupt driven configuration hook mechanism has been implemented. +This allows drivers to postpone part of their configuration until after +interrupts are fully enabled. This speeds booting because busy-waiting +is avoided for things like sub device probing (eg: SCSI bus probes). + +The timeout(9) system in the kernel has been overhauled. This gives +O(1) insertion and removal of callouts and an O(hash chain length) +amount of work to be performed in softclock. The original paper is at: + http://www.cs.berkeley.edu/~amc/research/timer/ + +Changes in driver buffer queuing to deal with ordered transactions. This +is intended for sequencing data and metadata writes in the filesystem code +once fully supported. + +EISA Shared interrupts are now supported, working with the framework +originally for supporting PCI shared interrupts. SECURITY CHANGES: |
