Re: 2.4.19pre9aa2

[Andrey Nekrasov <andy@spylog.ru>]

Hello Andrea Arcangeli,


Stability fine. But something happened with interactivity. If to start the
countable task, enter on the computer on ssh, to make "su" - bothers to wait.

On 2.4.19pre8aa3 such was not. Because of "O1"?


Once you wrote about "2.4.19pre9aa2":
> This in particular includes a fix from Denis Lunev to cure the
> instability in 2.4.19pre9aa1 introduced by the first revision of the
> inode-highmem fix (I also changed invalidate_inode_pages so that it runs
> try_to_release_page for ext3 as suggested by Andrew a few days ago).  So
> everybody running 2.4.19pre9aa1 is recommended to upgrade to
> 2.4.19pre9aa2 ASAP.
> 
> 	http://www.us.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.19pre9aa2.gz
> 	http://www.us.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.19pre9aa2/
> 
> Full changlog follows:
> 
> Only in 2.4.19pre9aa2: 00_fix-stat-irq-1
> 
> 	avoid showing those 10000... numbers in /proc/stat. From -ac.
> 
> Only in 2.4.19pre9aa2: 00_flock-posix-2001-1
> 
> 	Update to posix 2001 semantics for negative length. From -ac.
> 
> Only in 2.4.19pre9aa2: 00_ipc-sem-set-pid-during-setval-1
> 
> 	Set the sempid during serval operation, so getpid
> 	operation will see it. From -ac.
> 
> Only in 2.4.19pre9aa2: 00_loop-handling-pages-in-cache-1
> 
> 	If the pagecache was preallocated it could be in highmem.
> 	From -ac.
> 
> Only in 2.4.19pre9aa2: 00_mmap-TASK_SIZE-len-1
> 
> 	Avoid returning -EINVAL for length <= TASK_SIZE. From -ac,
> 	Spotted by DervishD.
> 
> Only in 2.4.19pre9aa2: 00_scsi-error-thread-reparent-1
> 
> 	Reparent to init scsi-error kernel thread so it's not left
> 	zombie floating around when it exists. From -ac.
> 
> Only in 2.4.19pre9aa2: 00_sig_ign-discard-sigurg-1
> 
> 	Update semantics while setting sigurg as sig_ign, the
> 	pending sigurg will be flushed. From -ac.
> 
> Only in 2.4.19pre9aa2: 00_vm86-drop-v86mode-dead-thread-var-1
> 
> 	Drop dead variable in vm86 part of the thread struct. From -ac.
> 
> Only in 2.4.19pre9aa2: 00_wmem-default-lowmem-machines-1
> 
> 	Typo fix from -ac.
> 
> Only in 2.4.19pre9aa2: 00_x86-optimize-apic-irq-and-cacheline-1
> 
> 	cachelin-optimize the apic irq stats and cacheline align
> 	the irq_stat array. From -ac.
> 
> Only in 2.4.19pre9aa2: 03_sched-pipe-bandwidth-1
> 
> 	If the pipe-writer fills the pipe reschedule the reader
> 	in the same cpu of the writer to maximaze memory copy
> 	bandwith in the local cpu over the pipe page. From Mike Kravetz.
> 
> Only in 2.4.19pre9aa1: 05_vm_10_read_write_tweaks-2
> Only in 2.4.19pre9aa2: 05_vm_10_read_write_tweaks-3
> 
> 	Updated comments per Christoph's suggestion.
> 
> Only in 2.4.19pre9aa1: 10_inode-highmem-1
> Only in 2.4.19pre9aa2: 10_inode-highmem-2
> 
> 	Fix showstopper bug that was corrupting the inode unused_list
> 	if the number of unused inodes was < vm_vfs_scan_ratio.
> 	Spotted and fixed by Denis Lunev.
> 
> Only in 2.4.19pre9aa1: 00_gcc-3_1-compile-2
> Only in 2.4.19pre9aa2: 61_tux-exports-gcc-3_1-compile-1
> 
> 	Moved later in the patch stage for clarity (suggested by
> 	Christoph Hellwig).
> 
> Andrea
> -
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-- 
bye.
Andrey Nekrasov, SpyLOG.