- 29 Sep, 2002 40 commits
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Andrew Morton authored
Patch from David Hansen. Start one kswapd instance for each NUMA node. That kswapd instance only works against the pages which are local to that node. We need to bind that kswapd to that node's CPU set, but the infrastructure for this is not yet in place.
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Andrew Morton authored
typedef eradication.
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Andrew Morton authored
From David Hansen, Bill Irwin, Martin Bligh. "It's easier to cat /proc/buddyinfo than to beg users to press shift-scrolllock on a machine millions of miles away. Order 1 and 2 memory allocations are common. Memory fragmentation is a problem under some workloads, and this is a useful tool for helping diagnose these problems." The following patch exports some information about the buddy allocator. Each column of numbers represents the number of pages of that order which are available. In this case, there are 5 chunks of 2^2*PAGE_SIZE available in ZONE_DMA, and 101 chunks of 2^4*PAGE_SIZE availble in ZONE_NORMAL, etc... This information can give you a good idea about how fragmented memory is and give you a clue as to how big an area you can safely allocate. Node 0, zone DMA 0 4 5 4 4 3 ... Node 0, zone Normal 1 0 0 1 101 8 ... Node 0, zone HighMem 2 0 0 1 1 0 ...
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Matthew Wilcox authored
GFP_NFS has been obsolete for a while now. Kill its only remaining user, its definition and the SLAB_NFS define too.
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Andrew Morton authored
From Zach Brown. Lots of places forget to initialise list_heads in vm_area_structs, and other places then go and test the state of those list_heads. Plug the gaps for now, Zach is working on a broader cleanup.
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Andrew Morton authored
move_one_page() is calling alloc_one_pte_map() while holding an atomic kmap for the source pte's page. But alloc_one_pte_map() can sleep in the page allocator. So change move_one_page() to take a peek at the destination pagetables to work out whether the alloc_one_pte_map() will need to perform page allocation. If so, drop the atomic kmap and retake it after allocating the pte.
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Andrew Morton authored
From David Miler. get_user_pages() needs to avoid running page_cache_get() against PageReserved pages. Things like video driver and audio driver remap_page_range() mappings.
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Andrew Morton authored
From Rohit Creates Documentation/vm/hugetlbpage.txt
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Andrew Morton authored
Slab currently has a policy of buffering a single spare page per slab. We're putting that on the partially-full list, which confuses kmem_cache_destroy(). So put it on cachep->slabs_free, which is where empty pages go.
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Andrew Morton authored
- Dave says that lock_sock() inside locks is a popular bug. Put a check there. - Also in wait_for_completion(). - Add the text "Debug" to the warning message so people are less likely to think that they've oopsed.
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Kai Mäkisara authored
This contains the following changes for the SCSI tape driver in 2.5.39: - move driverfs file creation and removal outside the st_dev_arr_lock spinlock - change page pointer array allocation from GFP_ATOMIC to GFP_KERNEL
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Urban Widmark authored
+ Fixes 2 cases caught by might_sleep testing. + Replace sleep_on with wait_event. + MOD_INC_USE_COUNT to prevent module unload vs smbiod thread exit race.
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http://linus.bkbits.net/linux-2.5Russell King authored
into flint.arm.linux.org.uk:/usr/src/linux-bk-2.5/linux-2.5-rmk
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Russell King authored
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Russell King authored
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Russell King authored
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Russell King authored
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Rob Scott authored
Adds machine specific support for Ceiva Photoframe. Affects: arch/arm/mach-clps711x/Makefile arch/arm/mach-clps711x/ceiva.c (new) include/asm-arm/arch-clps711x/hardware.h include/asm-arm/arch-clps711x/memory.h Differences from 1st patch: Removed redundant static I/O mapping for flash from hardware.h Reverted to original CONFIG_DISCONTIGMEM enabling in memory.h Added PHYS_TO_NID definition, when DISCONTIG undefined in memory.h
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Russell King authored
(From Thunder)
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Nicolas Pitre authored
Two bugs here: 1) The return value of strchr("foo",0) should be the start address of "foo" + 3, not NULL. 2) Since the second argument for strchr() is defined as an int, some characters such as 'é' might validly end up to be the value -23 due to signedness issues. Corectly handle those.
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Russell King authored
The return value from ptrace_set_bit() is never used. This cset makes it a void function.
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Russell King authored
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Russell King authored
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Russell King authored
This removes some minor differences between Linus' tree and the main ARM tree; comment clarification and some weird formatting.
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Russell King authored
This keeps ARM in line with the continued transition to the input layer.
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Russell King authored
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Dr. David Alan Gilbert authored
Hi, I believe the comment in the nwfpe fpopcodes is slightly wrong - although a 2nd pair of eyes on this would be a good idea.
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Dr. David Alan Gilbert authored
Hi, For reasons of great complexity I found out the hard way that the kernel must (and does) zero the pad sections in the stat structures. Here is a comment that states this for the next person who needs to know.
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Russell King authored
This allows the FP module to perform some extra optimisations.
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Russell King authored
Update for changes in mainline 2.5.3[01234].
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Urban Widmark authored
This patch adds symlinks, hardlinks, device nodes, uid/gid, unix permissions vs servers that support it (ie samba). Most of this is the work of John Newbigin, I just modified it for 2.5. There are issues with what samba allows (eg you can't make arbitrary symlinks) and room for improvements (use the servers value for ino?). But it doesn't affect "normal" users.
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Urban Widmark authored
smbfs wants a wait_event_interruptible_timeout to be able to replace interruptible_sleep_on_timeout.
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http://linux-isdn.bkbits.net/linux-2.5.makeLinus Torvalds authored
into home.transmeta.com:/home/torvalds/v2.5/linux
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http://linux-sam.bkbits.net/linux-2.5.cleanKai Germaschewski authored
into tp1.ruhr-uni-bochum.de:/home/kai/src/kernel/v2.5/linux-2.5.make
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Kai Germaschewski authored
(slightly modified to unconditionally add the relative path to the subdir) Rusty Russel wrote: "M-x compile" in emacs stars a compilation and can jump to the next error. With KBUILD_VERSBOSE=0 (as I have in my env, great work Kai) it can't figure out the directory, since it doesn't see the make[XXX] markers. This makes it work.
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Kai Germaschewski authored
by Aristeu Sergio Rozanski Filho
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Kai Germaschewski authored
Currently, scripts/Configure has code for the 'int' verb to take a min/max. This violates the spec described in Documentation/kbuild/config-language.txt. It also requires that if a default is outside of +/- 10,000,000 that defaults be provided, or 'config' and 'oldconfig' will get stuck. The following removes the support for a min/max from scripts/Configure. (by Tom Rini)
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Ingo Molnar authored
Update radeon_irq.c and reiserfs for tq simplifications
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Ingo Molnar authored
This removes some more old symbols from ksyms.c. This makes the kernel compile with modules enabled.
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