[PATCH] e1000: remove polarity reversal workaround for forced 10H/10F links
Adding this caused the adapter to fail while operating at 10 mbps, half
duplex. Hence the fix is not complete. We are still investigating a more
complete fix for the polarity reversal issue.
[PATCH] e1000: fix eeprom update to include e1000_standby_eeprom
A Bug in e1000_spi_eeprom_ready where the Chip Select bit wasn't being
toggled after every status register read (if the eeprom wasn't ready after
the first status register read). The call to e1000_standby_eeprom manages
the CS bit correctly
Andrew Morton [Tue, 13 Apr 2004 02:26:22 +0000 (19:26 -0700)]
[PATCH] ppc64: Fix ibmveth.c compilation
From: Paul Mackerras <paulus@samba.org>
This patch changes PCI_DMA_TODEVICE to DMA_TO_DEVICE in a couple of
places in drivers/net/ibmveth.c, since it doesn't compile without this
change and it does compile with it. It also reformats a couple of
over-long lines in the vicinity of the other changes.
Andrew Morton [Tue, 13 Apr 2004 02:24:35 +0000 (19:24 -0700)]
[PATCH] Wrong return value in hfs_fill_super
From: Nick Wellnhofer <wellnhofer@aevum.de>
hfs_fill_super in 2.6.5 returns -EIO instead of -EINVAL if a valid supe=
block isn't found. So mount_block_root in init/do_mounts.c bails out before
trying to mount the root device as XFS.
Andrew Morton [Tue, 13 Apr 2004 02:24:22 +0000 (19:24 -0700)]
[PATCH] m68knommu: fixes to the 68328 DragonBall serial driver
From: <gerg@snapgear.com>
A few fixes for the 68328 "DragonBall" serial driver:
. use irqreturn_t for interrupt handlers
. correct a few variable types (stop compiler warnings)
. correctly use return values from put_user(), get_user() and copy_to_user()
Andrew Morton [Tue, 13 Apr 2004 02:24:08 +0000 (19:24 -0700)]
[PATCH] m68knommu: fixes to the ColdFire serial driver
From: <gerg@snapgear.com>
A whole bunch of fixes for the ColdFire serial driver:
. remove unused CONFIG_LEDMAN code
. reformat port definitions to new style structure init
. change "addr" field type to reduce casting in ColdFire serial driver
. cleanup locking problems in mcfrs_write().
. implement fraction baud rate clock support for hardware that
supports it (namely the ColdFire 5272)
. implement wait_until_sent, some ColdFire parts of hardware support
for this (again the 5272).
. correctly use return values from put_user(), get_user() and copy_to_user()
Andrew Morton [Tue, 13 Apr 2004 02:22:50 +0000 (19:22 -0700)]
[PATCH] fix vga16fb.c frame buffer bad memory mapping
From: Vincent Sanders <vince@kyllikki.org>
The vga16fb driver uses a direct ioremap on 0xa00000 to gain access to the
vga card. This is wrong on architectures other than x86, every other driver
uses VGA_MAP_MEM macro from vga.h to ensure the correct memory mapping.
Andrew Morton [Tue, 13 Apr 2004 02:22:37 +0000 (19:22 -0700)]
[PATCH] shrink VFS hash sizes on small machines
From: Matt Mackall <mpm@selenic.com>
Base hash sizes on available memory rather than total memory. An
additional 50% above current used memory is considered reserved for the
purposes of hash sizing to compensate for the hashes themselves and the
remainder of kernel and userspace initialization.
Andrew Morton [Tue, 13 Apr 2004 02:21:59 +0000 (19:21 -0700)]
[PATCH] kbuild: Create .tmp_versions when building external modules
From: Sam Ravnborg <sam@ravnborg.org>
When building external modules the $PWD/.tmp_versions directory is used.
The .tmp_versions directory in the kernel tree cannot be used because this
would clutter up the kernel tree especially when more than one external
module is being build for the same kernel tree.
This patch make sure to create $PWD/.tmp_versions, and to delete it during
make clean. It also removes warning about 'messed with SUBDIRS', this is
no longer relevant when .tmp_versions is made outside the kernel tree.
M68k TLB fixes from Roman Zippel:
- Check current->active_mm for currently active mm
- Set correct context to flush the right ATC entry
This is especially important for kswapd to correctly flush unmapped entries (it
caused random segfaults during large compiles)
Randy Dunlap [Mon, 12 Apr 2004 19:03:14 +0000 (20:03 +0100)]
[ARM] use errno #defines in assembly
Patch from: Randy Dunlap
From: Danilo Piazzalunga
Some assembly code (on various archs) either
1. uses hardcoded errno numbers instead of the canonical macro
names, or
2. defines them locally, instead of including the appropriate
header (while including other headers).
This patch "fixes" such usage in
- getuser.S for arm
- putuser.S for arm
Andrew Morton [Mon, 12 Apr 2004 08:07:11 +0000 (01:07 -0700)]
[PATCH] Oprofile: ARM/XScale PMU driver
From: Zwane Mwaikambo <zwane@linuxpower.ca>
The following patch adds support for the XScale performance monitoring unit
to OProfile. It uses not only the performance monitoring counters, but
also the clock cycle counter (CCNT) allowing for upto 5 usable counters.
The code has been developed and tested on an IOP331 (hardware courtesy of
Intel) therefore i haven't been able to test it on XScale PMU1 systems.
Testing on said systems would be appreciated, and if done, please uncomment
the #define DEBUG line at the top of op_model_xscale.c
OProfile userspace support has already been committed and should be
available via CVS.
Andrew Morton [Mon, 12 Apr 2004 08:06:06 +0000 (01:06 -0700)]
[PATCH] Add CONFIG_SYSFS
From: Patrick Mochel <mochel@digitalimplant.org>
Here is a patch to make sysfs optional. Note that with CONFIG_SYSFS=n you
must specify the boot device's major:minor on the kernel boot command line
with
root=03:01
For embedded systems, it will save a significant amount of memory during
runtime. And, it saves 4k from the built kernel image for me.
Andrew Morton [Mon, 12 Apr 2004 08:05:52 +0000 (01:05 -0700)]
[PATCH] parport: no procfs warning fix
drivers/parport/procfs.c: In function `parport_default_proc_unregister':
drivers/parport/procfs.c:529: warning: `return' with a value, in function returning void
Andrew Morton [Mon, 12 Apr 2004 08:05:40 +0000 (01:05 -0700)]
[PATCH] kbuild: external module support
From: Sam Ravnborg <sam@ravnborg.org>
Based on initial patch from Andreas Gruenbacher there is now better support
for building external modules with kbuild.
The preferred syntax is now:
make -C $KERNELSRC M=$PWD
but the old syntax:
make -C $KERNELSRC SUBDIRS=$PWD modules
will remain supported.
The major differences compared to before are that:
1) No attempt is made to neither check nor update any files in $KERNELSRC
2) Module versions are now supported
During stage 2 of kernel compilation where the modules are built, a new file
Module.symvers is created. This file contains the version for all symbols
exported by the kernel and any module compiled within the kernel tree.
When the external module is build the Module.symvers file is being read and
symbol versions are used from that file.
The purpose of avoiding any updates in the kernel src is that usually in a
distribution the kernel src will be read-only, and there is no need to try to
update it. And when building an external module the focus is on the module,
not the kernel.
I expect the distributions will start using something like this:
kernel src - with no generated files. Not even .config:
/usr/src/linux-<version>
Output from build:
/lib/modules/linux-<version>/build
where build is a real directory with relevant output files and the
appropriate .config.
I have some Documentation in the pipe-line, but wants to see how this
approach is received before completing it.
This patch is made on top of the previously posted patch to divide
make clean in three steps.
And you may need to edit the following line in the patch to make it apply:
%docs: scripts_basic FORCE
to
%docs: scripts FORCE
Andrew Morton [Mon, 12 Apr 2004 08:05:26 +0000 (01:05 -0700)]
[PATCH] kbuild: cleaning in three steps
From: Sam Ravnborg <sam@ravnborg.org>
Previously 'make clean' deleted all automatically generated files. The
following patch revert this behaviour, and now 'make clean' leaves enough
behind to allow external modules to be built.
The cleaning is now done in three steps:
make clean - delete everything not needed for building external modules
make mrproper - delete all generated files, including .config
make distclean - delete all temporary files such as *.orig, *~, *.rej etc.
This fixes reports about nvidia and vmware build issues.
Andrew Morton [Mon, 12 Apr 2004 08:05:14 +0000 (01:05 -0700)]
[PATCH] Make %docs depend on scripts_basic
From: Sam Ravnborg <sam@ravnborg.org>
From: Herbert Xu <herbert@gondor.apana.org.au>
It seems that the %docs targets only needs scripts_basic. The following
patch does just that. This removes its dependency on the existence of a
.config file.
Andrew Morton [Mon, 12 Apr 2004 08:04:59 +0000 (01:04 -0700)]
[PATCH] fb_copy_cmap() fix
From: Arjan van de Ven <arjanv@redhat.com>
fb_copy_cmap() takes an argument about wether to do memcpy, copy_from_user or
copy_to_user. 0 is memcpy, 2 is copy_to_user. In the ioctl you want
copy_to_user for copying the colormap to userspace.
where it's clear that the & in the first copy_from_user is utterly bogus
since the destination is the content of the newly allocated buffer, and not
the pointer to it as the code does.
Andrew Morton [Mon, 12 Apr 2004 08:04:34 +0000 (01:04 -0700)]
[PATCH] BSD accounting oops fix
oopses have been reported in do_acct_process(), with premption enabled, when
threaded applications are exitting.
It appears that we're racing with another thread which is nulling out
current->tty. I think this race is still there after we moved current->tty
into current->signal->tty, so let's take the needed lock.
Andrew Morton [Mon, 12 Apr 2004 08:04:21 +0000 (01:04 -0700)]
[PATCH] tpqic02 warnings
drivers/char/tpqic02.c: In function `rdstatus':
drivers/char/tpqic02.c:700: warning: int format, different type arg (arg 2)
drivers/char/tpqic02.c:700: warning: int format, different type arg (arg 2)
Andrew Morton [Mon, 12 Apr 2004 08:04:08 +0000 (01:04 -0700)]
[PATCH] applicom warnings and usercopy-in-cli fix
drivers/char/applicom.c: In function `ac_write':
drivers/char/applicom.c:363: warning: int format, different type arg (arg 2)
drivers/char/applicom.c:363: warning: int format, different type arg (arg 3)
drivers/char/applicom.c:363: warning: int format, different type arg (arg 2)
drivers/char/applicom.c:363: warning: int format, different type arg (arg 3)
drivers/char/applicom.c:523:2: warning: #warning "Je suis stupide. DW. - copy*user in cli"
drivers/char/applicom.c: In function `ac_read':
drivers/char/applicom.c:546: warning: int format, different type arg (arg 2)
drivers/char/applicom.c:546: warning: int format, different type arg (arg 3)
drivers/char/applicom.c:546: warning: int format, different type arg (arg 2)
drivers/char/applicom.c:546: warning: int format, different type arg (arg 3)
Andrew Morton [Mon, 12 Apr 2004 08:03:56 +0000 (01:03 -0700)]
[PATCH] policydb printk warnings
security/selinux/ss/policydb.c:1160: warning: signed size_t format, different type arg (arg 3)
security/selinux/ss/policydb.c:1160: warning: signed size_t format, different type arg (arg 3)
Andrew Morton [Mon, 12 Apr 2004 08:03:42 +0000 (01:03 -0700)]
[PATCH] i2c-dev warning fixes
drivers/i2c/i2c-dev.c: In function `i2cdev_read':
drivers/i2c/i2c-dev.c:140: warning: int format, different type arg (arg 3)
drivers/i2c/i2c-dev.c: In function `i2cdev_write':
drivers/i2c/i2c-dev.c:168: warning: int format, different type arg (arg 3)
Andrew Morton [Mon, 12 Apr 2004 08:03:29 +0000 (01:03 -0700)]
[PATCH] Rename bitmap_clear to bitmap_zero, remove CLEAR_BITMAP
From: Rusty Russell <rusty@rustcorp.com.au>
clear_bit(n, addr) clears the nth bit.
test_and_clear_bit(n, addr) clears the nth bit.
cpu_clear(n, cpumask) clears the nth bit (vs. cpus_clear()).
bitmap_clear(bitmap, n) clears out all the bits up to n.
Moreover, there's a CLEAR_BITMAP() in linux/types.h which bitmap_clear() is
a wrapper for.
Rename bitmap_clear to bitmap_zero, which is harder to confuse (yes, it bit
me), and make everyone use it.
Andrew Morton [Mon, 12 Apr 2004 08:03:15 +0000 (01:03 -0700)]
[PATCH] Fix More Problems Introduced By Module Structure Added in modpost.c
From: Rusty Russell <rusty@rustcorp.com.au>
Sam Ravnborg found these.
1) have_vmlinux is a global, and should not be reset every time.
2) We pretend every module needs cleanup_module so it gets versioned,
but that isn't defined for CONFIG_MODULE_UNLOAD=n.
3) The visible effect of this is that modpost will start complaning about
undefined symbols - previously this happened only when the module was
isntalled.
Andrew Morton [Mon, 12 Apr 2004 08:03:03 +0000 (01:03 -0700)]
[PATCH] do_fork() error path memory leak
From: <john.l.byrne@hp.com>
In do_fork(), if an error occurs after the mm_struct for the child has been
allocated, it is never freed. The exit_mm() meant to free it increments
the mm_count and this count is never decremented. (For a running process
that is exitting, schedule() takes care this; however, the child process
being cleaned up is not running.) In the CLONE_VM case, the parent's
mm_struct will get an extra mm_count and so it will never be freed.
This patch should fix both the CLONE_VM and the not CLONE_VM case; the test
of p->active_mm prevents a panic in the case that a kernel-thread is being
cloned.
Andrew Morton [Mon, 12 Apr 2004 08:02:37 +0000 (01:02 -0700)]
[PATCH] fix for potential integer overflow in zoran driver
From: "Ronald S. Bultje" <R.S.Bultje@students.uu.nl>
Attached patch fixes a potential integer overflow in zoran_procs.c (part of
the zr36067 driver). Bug was detected by Ken Ashcraft with the Stanford
checker.
Andrew Morton [Mon, 12 Apr 2004 08:02:23 +0000 (01:02 -0700)]
[PATCH] ext3fs sb= mount option fix
From: <achurch@achurch.org> (Andrew Church)
The following patch fixes a bug in the processing of the sb= (alternate
superblock) mount option for ext3: when changing the device block size, the
given superblock is ignored and the code reverts to using block 1.
Andrew Morton [Mon, 12 Apr 2004 08:02:11 +0000 (01:02 -0700)]
[PATCH] ext2fs sb= mount option fix
From: <achurch@achurch.org> (Andrew Church)
The following patch fixes a bug in the processing of the sb= (alternate
superblock) mount option for ext2: when changing the device block size, the
given superblock is ignored and the code reverts to using block 1.
Andrew Morton [Mon, 12 Apr 2004 08:01:57 +0000 (01:01 -0700)]
[PATCH] fix test_and_change_bit comment
From: Paul Jackson <pj@sgi.com>
I've read over the code in each case, built and ran a test case for i386 in
particular, and studied the other uses and definitions of
test_and_change_bit(). Everything I see recommends this change.
- Fix test_and_change_bit() comment: returns old value, not new one.
Andrew Morton [Mon, 12 Apr 2004 08:01:45 +0000 (01:01 -0700)]
[PATCH] make ibmasm driver uart support depend on SERIAL_8250
From: Max Asbock <masbock@us.ibm.com>
This patch makes serial line registration in the ibmasm service processor
driver depend on CONFIG_SERIAL_8250. Previously the driver wouldn't
compile when serial driver support wasn't enabled.
that the right side of the & does not get extended correctly when the
constant is promoted to the sector_t type. I have CONFIG_LBD turned on so
sector_t should be 64bits wide. This fails to properly mask the value of 4294967296 (2TB/512) to 4294967296. in my case it was coming out 0. this
cause the loop following this code to read from 0 to 4294967296 blocks so
it could write one character.
As you might imagine this makes a format of a 3.5TB filesystem take a very
long time.
Andrew Morton [Mon, 12 Apr 2004 07:59:59 +0000 (00:59 -0700)]
[PATCH] saa7134 - Add two inputs for Asus TV FM
From: Martin Hicks <mort@bork.org>
I just bought an ASUS TV FM capture card, based on the saa7134 chip. It only
had one input specified, coax. This patch adds the Composite and S-Video
inputs. It seems to work correctly for me.
Andrew Morton [Mon, 12 Apr 2004 07:59:45 +0000 (00:59 -0700)]
[PATCH] Fix parportbook build again
From: Herbert Xu <herbert@gondor.apana.org.au>
The previous fix causes a syntax error when building:
Working on: /home/gondolin/herbert/src/debian/work/kernel/build/2.6/kernel-source-2.6.5-2.6.5/Documentation/DocBook/parportbook.sgml
jade:/home/gondolin/herbert/src/debian/work/kernel/build/2.6/kernel-source-2.6.5-2.6.5/Documentation/DocBook/parportbook.sgml:4059:2:E: invalid comment declaration: found character "!" outside comment but inside comment declaration
jade:/home/gondolin/herbert/src/debian/work/kernel/build/2.6/kernel-source-2.6.5-2.6.5/Documentation/DocBook/parportbook.sgml:4058:0: comment declaration started here
jade:/home/gondolin/herbert/src/debian/work/kernel/build/2.6/kernel-source-2.6.5-2.6.5/Documentation/DocBook/parportbook.sgml:4059:4:E: character data is not allowed here
This patch removes the offending line completely since that file is probably
not coming back anyway.
Andrew Morton [Mon, 12 Apr 2004 07:59:33 +0000 (00:59 -0700)]
[PATCH] QD65xx I/O ports fix
From: Geert Uytterhoeven <geert@linux-m68k.org>
I/O port numbers can be larger than 8-bit on many platforms (this caused a
warning when {out,in}b() cast reg to a pointer on platforms with memory
mapped I/O)
Andrew Morton [Mon, 12 Apr 2004 07:58:14 +0000 (00:58 -0700)]
[PATCH] get_user_pages shortcut for anonymous pages
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
The patch avoids the instantiation of pagetables for not-present pages in
get_user_pages(). Without this, the coredump code can cause total memory
exhaustion in pagetables. Consider a store to current stack - 1TB. The
stack vma is extended to include this address because of VM_GROWSDOWN. If
such a process dies (which is likely for a defunc process) then the elf core
dumper will cause the system to hang because of too many page tables.
We especially recognise this situation and simply return a ref to the zero
page.
Andrew Morton [Mon, 12 Apr 2004 07:57:48 +0000 (00:57 -0700)]
[PATCH] Swsusp should not wake up stopped processes
From: Pavel Machek <pavel@suse.cz>
If you stop process with ^Z, then suspend, process is awakened. Thats a
bug. Solution is to simply leave already stopped processes alone. Plus we
no longer use TASK_STOPPED for processes in refrigerator. Userland might
see us and get confused.
Bill Irwin did some work on this. It makes swsusp behave correctly w.r.t.
discontingmem, and adds highmem handling (very simple-minded, but should work
ok with 1GB). It now should behave correctly w.r.t. more than one swap
device, and fixes double restoring of console.
Andrew Morton [Mon, 12 Apr 2004 07:57:08 +0000 (00:57 -0700)]
[PATCH] i386 probe_roms(): fixes
From: Rene Herman <rene.herman@keyaccess.nl>
This patch tries to improve the i386/mach-default probe_roms(). This also
c99ifies the data, adds an IORESOURCE_IO flag for the I/O port resources,
an IORESOURCE_MEM flag for the VRAM resource, IORESOURCE_READONLY |
IORESOURCE_MEM for the ROM resources and adds two additional "adapter ROM
slots" (for a total of 6) since it now also scans the 0xe0000 segment.