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arch/um/sys-x86_64/ptrace.c:20:1: warning: "SC_SS" redefined
In file included from arch/um/include/sysdep/ptrace.h:18,
from include/asm/ptrace-generic.h:12,
from include/asm/ptrace.h:15,
from arch/um/sys-x86_64/ptrace.c:8:
arch/um/include/sysdep/sc.h:38:1: warning: this is the location of the previous definition
arch/um/sys-x86_64/ptrace.c: In function 'putreg':
arch/um/sys-x86_64/ptrace.c:63: warning: implicit declaration of function 'SC_FS_BASE'
arch/um/sys-x86_64/ptrace.c:63: error: invalid lvalue in unary '&'
arch/um/sys-x86_64/ptrace.c:63: warning: implicit declaration of function 'SC_GS_BASE'
arch/um/sys-x86_64/ptrace.c:63: error: invalid lvalue in unary '&'
arch/um/sys-x86_64/ptrace.c: In function 'getreg':
arch/um/sys-x86_64/ptrace.c:101: error: invalid lvalue in unary '&'
arch/um/sys-x86_64/ptrace.c:101: error: invalid lvalue in unary '&'
I'd have to say that the fix for this, for now, is this:
Cc: Paolo 'Blaisorblade' Giarrusso <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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<linux/personality.h> contains the constants for personality(2) but also
some defintions that are useless or even harmful in userspace such as the
personality() macro.
Signed-off-by: Ralf Baechle <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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Separate out the concept of "queue congestion" from "backing-dev congestion".
Congestion is a backing-dev concept, not a queue concept.
The blk_* congestion functions are retained, as wrappers around the core
backing-dev congestion functions.
This proper layering is needed so that NFS can cleanly use the congestion
functions, and so that CONFIG_BLOCK=n actually links.
Cc: "Thomas Maier" <[email protected]>
Cc: "Jens Axboe" <[email protected]>
Cc: Trond Myklebust <[email protected]>
Cc: David Howells <[email protected]>
Cc: Peter Osterlund <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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Export the clear_queue_congested() and set_queue_congested() functions
located in ll_rw_blk.c
The functions are renamed to blk_clear_queue_congested() and
blk_set_queue_congested().
(needed in the pktcdvd driver's bio write congestion control)
Signed-off-by: Thomas Maier <[email protected]>
Cc: Peter Osterlund <[email protected]>
Cc: Jens Axboe <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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Use the special_file() macro to check whether an inode is special instead of
open-coding it.
Acked-by: Mike Halcrow <[email protected]>
Cc: Phillip Hellewell <[email protected]>
Signed-off-by: Pekka Enberg <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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buffered write
When direct-io falls back to buffered write, it will just leave the dirty data
floating about in pagecache, pending regular writeback.
But normal direct-io semantics are that IO is synchronous, and that it leaves
no pagecache behind.
So change the fallback-to-buffered-write code to sync the file region and to
then strip away the pagecache, just as a regular direct-io write would do.
Acked-by: Jeff Moyer <[email protected]>
Cc: Zach Brown <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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When rebooting with netconsole over e100, the driver shutdown code would
deadlock with netpoll. Reduce shutdown code to a bare minimum while retaining
WoL and suspend functionality.
Signed-off-by: Auke Kok <[email protected]>
Cc: Jeff Garzik <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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In the "if (extlen)" case, "bh" was used uninitialized.
This patch changes the code to what seems to have been intended.
Spotted by the Coverity checker.
This patch also removes a pointless "bh = NULL" asignment (the variable
is never accessed again after this point).
Signed-off-by: Adrian Bunk <[email protected]>
Signed-off-by: Steven Whitehouse <[email protected]>
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Don't dereference new->s_root when we do know it's NULL.
Spotted by the Coverity checker.
Signed-off-by: Adrian Bunk <[email protected]>
Signed-off-by: Steven Whitehouse <[email protected]>
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In the "if (extlen)" case, "new" might be used uninitialized.
Looking at the code, it should be initialized to 0.
Spotted by the Coverity checker.
Signed-off-by: Adrian Bunk <[email protected]>
Signed-off-by: Steven Whitehouse <[email protected]>
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The Coverity checker spotted this unused variable.
Signed-off-by: Adrian Bunk <[email protected]>
Signed-off-by: Steven Whitehouse <[email protected]>
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The Coverity checker spotted this obviously dead code.
Signed-off-by: Adrian Bunk <[email protected]>
Signed-off-by: Steven Whitehouse <[email protected]>
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Signed-off-by: Al Viro <[email protected]>
Signed-off-by: Steven Whitehouse <[email protected]>
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This fix means that bmap will map extents of the length requested
by the VFS rather than guessing at it, or just mapping one block
at a time. The other callers of gfs2_block_map are audited to ensure
they send the correct max extent lengths (i.e. set bh->b_size correctly).
Signed-off-by: Steven Whitehouse <[email protected]>
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I didn't spot that the msg_iovlen was set to 2 if there
were two elements in the iovec but left at zero if not :(
I think this might be why bob was still seeing trouble.
Signed-Off-By: Patrick Caulfield <[email protected]>
Signed-off-by: Steven Whitehouse <[email protected]>
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The latest HID disconnect sequence change introduced a NULL pointer
dereference. For the quirk to handle buggy remote HID implementations,
it is enough to wait for a potential control channel disconnect from
the remote side and it is also enough to wait only 500 msecs.
Signed-off-by: Marcel Holtmann <[email protected]>
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The device id for the Nokia DTL-4 PCMCIA card was missing. This patch
adds it back to the list of supported devices.
Signed-off-by: Marcel Holtmann <[email protected]>
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This patch adds the vendor and product id of the ANYCOM Bluetooth
USB-200 and USB-250 dongles and sets a flag to send HCI_Reset as
the first command.
Signed-off-by: Marcel Holtmann <[email protected]
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As BHs are off in loopback_xmit(), preemption cannot occurs, so we can
use __get_cpu_var() instead of per_cpu() (and avoid a
preempt_enable()/preempt_disable() pair)
Signed-off-by: Eric Dumazet <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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We don't need to export sparc_elf_hwcap() to userspace, and it doesn't
build there. Remove it by moving it inside #ifdef __KERNEL__, along with
some other things which don't need to be exported.
Signed-off-by: David Woodhouse <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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lookups on some CPUS
Lot of routers/embedded devices still use CPUS with 16/32 bytes cache
lines. (486, Pentium, ... PIII) It makes sense to group together
fields used at lookup time so they fit in one cache line. This reduce
cache footprint and speedup lookups.
Signed-off-by: Eric Dumazet <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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I believe this NET_INC_STATS() call can be replaced by
NET_INC_STATS_BH(), a little bit cheaper.
Signed-off-by: Eric Dumazet <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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The 32bit compatibility layer has no CAP_NET_ADMIN check in
compat_do_ipt_get_ctl, which for example allows to list the current
iptables rules even without having that capability (the non-compat
version requires it). Other capabilities might be required to exploit
the bug (eg. CAP_NET_RAW to get the nfnetlink socket?), so a plain user
can't exploit it, but a setup actually using the posix capability system
might very well hit such a constellation of granted capabilities.
Signed-off-by: Björn Steinbrink <[email protected]>
Signed-off-by: Patrick McHardy <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Need to fully initialize skb to keep lower layers and queueing happy.
Signed-off-by: Stephen Hemminger <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Currently the INTC2 code contains a fixed IRQ table that it
iterates through to set the handler type, we move this in to
the CPU subtype setup code instead and allow for submitting
the table that way.
This drops the ST40 tables, as nothing has been happening
with those processors, while converting the only existing
users to use the new table directly (SH7760 and SH7780).
Signed-off-by: Paul Mundt <[email protected]>
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Use request_mem_region() if IORESOURCE_MEM.
Signed-off-by: David S. Miller <[email protected]>
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virtual-dma property layout is [start, size] not [start, end].
Signed-off-by: David S. Miller <[email protected]>
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WE-21 changed the ABI for the SIOC[SG]IW{ESSID,NICKN} ioctls by dropping
NULL termination. This patch adds compatibility code so that WE-21 can
work properly with WE-20 (and older) tools.
Signed-off-by: John W. Linville <[email protected]>
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Originally from Mark Fasheh <[email protected]>
generic_file_splice_write() does not remove S_ISUID or S_ISGID. This is
inconsistent with the way we generally write to files.
Signed-off-by: Mark Fasheh <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
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Right now users have to grab i_mutex before calling remove_suid(), in the
unlikely event that a call to ->setattr() may be needed. Split up the
function in two parts:
- One to check if we need to remove suid
- One to actually remove it
The first we can call lockless.
Signed-off-by: Jens Axboe <[email protected]>
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This allows file systems to manage their own i_mutex locking while
still re-using the generic_file_splice_write() logic.
OCFS2 in particular wants this so that it can order cluster locks within
i_mutex.
Signed-off-by: Mark Fasheh <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
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The splice_actor may be calling ->prepare_write() and ->commit_write(). We
want i_mutex on the inode being written to before calling those so that we
don't race i_size changes.
The double locking behavior is done elsewhere in splice.c, and if we
eventually want _nolock variants of generic_file_splice_write(), fs modules
might have to replicate the nasty locking code. We introduce
inode_double_lock() and inode_double_unlock() to consolidate the locking
rules into one set of functions.
Signed-off-by: Mark Fasheh <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
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With the existing prototype the following code:
const void __iomem *io = ioremap();
x = readb(io);
iounmap(io);
did result in a warning.
Signed-off-by: Ralf Baechle <[email protected]>
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Signed-off-by: Ralf Baechle <[email protected]>
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Signed-off-by: Yoichi Yuasa <[email protected]>
Signed-off-by: Ralf Baechle <[email protected]>
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In the current pnx8550-v2pci_defconfig CONFIG_SGI_IP22 has been selected.
Signed-off-by: Yoichi Yuasa <[email protected]>
Signed-off-by: Ralf Baechle <[email protected]>
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In the current pnx8550-jbs_defconfig CONFIG_SGI_IP22 has been selected.
Signed-off-by: Yoichi Yuasa <[email protected]>
Signed-off-by: Ralf Baechle <[email protected]>
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Signed-off-by: Yoichi Yuasa <[email protected]>
Signed-off-by: Ralf Baechle <[email protected]>
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CONFIG_KALLSYMS=n case is obviously wrong, though it is harmless since
CONFIG_KALLSYMS is always enabled with CONFIG_STACKTRACE for now.
Signed-off-by: Atsushi Nemoto <[email protected]>
Signed-off-by: Ralf Baechle <[email protected]>
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This fixes mount problems with smbfs, ncpfs and NFSv4.
Signed-off-by: Ralf Baechle <[email protected]>
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A sign extension bug did result in sys_personality being invoked with a
0xffffffffffffffffUL argument, so querying the current personality didn't
work.
Signed-off-by: Thiemo Seufer <[email protected]>
Signed-off-by: Ralf Baechle <[email protected]>
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Signed-off-by: Ralf Baechle <[email protected]>
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Signed-off-by: Ralf Baechle <[email protected]>
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Signed-off-by: Ralf Baechle <[email protected]>
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This new routine doesn't lookup for symbol names. So we needn't
to pass any char buffers or pointer since we don't care about
names.
Signed-off-by: Franck Bui-Huu <[email protected]>
Signed-off-by: Ralf Baechle <[email protected]>
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handle_irq_name() and set_irq_chip_and_handler() disappeared,
update for desc->name and set_irq_chip_and_handler_name() use.
Signed-off-by: Paul Mundt <[email protected]>
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Some of these were dropped in the header directory rework, add
the few missing ones back in.
Signed-off-by: Paul Mundt <[email protected]>
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With the recent change ripping out interrupt_table, explicit
padding of the table was missing, causing bad things to happen
when manually inserting handlers in to the table. This problem
particularly showed up in relation to do_fpu_state_restore()
which was inserted quite deeply in to the table and ended up
scribbling over a slab object.
Signed-off-by: Paul Mundt <[email protected]>
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Now with the ide.h mess sorted out, most of these boards
don't need their own directory. Move the headers out, and
update the driver paths.
Signed-off-by: Paul Mundt <[email protected]>
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The driver that these were using never made it in to
drivers/ide, so kill off the rest of the cruft. These
will have to be reworked for board-specific platform
devices through libata when they're added back through
the setup code.
Signed-off-by: Paul Mundt <[email protected]>
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