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2006-04-20[ARM] add_memory() build fixAndrew Morton
This is back again. Offending patch is x86_64-mm-hotadd-reserve.patch arch/arm/kernel/setup.c:435: error: conflicting types for 'add_memory' include/linux/memory_hotplug.h:102: error: previous declaration of 'add_memory' was here arch/arm/kernel/setup.c:435: error: conflicting types for 'add_memory' include/linux/memory_hotplug.h:102: error: previous declaration of 'add_memory' was here Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2006-04-20[ARM] 3483/1: ixp23xx: update defconfig to 2.6.17-rc2Lennert Buytenhek
Patch from Lennert Buytenhek Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2006-04-20[ARM] 3482/1: ixp2000: update defconfig to 2.6.17-rc2Lennert Buytenhek
Patch from Lennert Buytenhek Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2006-04-20[ARM] 3481/1: ep93xx: update defconfig to 2.6.17-rc2Lennert Buytenhek
Patch from Lennert Buytenhek Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2006-04-20[ARM] 3480/1: ixp4xx: fix irq2gpio array typeLennert Buytenhek
Patch from Lennert Buytenhek The irq2gpio array was recently converted from an array of ints to an array of chars (by patch 3368/1.) However, this array contains elements that are -1, and on ARM, the char type is unsigned by default, so this patch broke the GPIO check in ixp4xx_set_irq_type. Change the 'char' to be a 'signed char' to fix this. Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org> Signed-off-by: Deepak Saxena <dsaxena@plexity.net> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2006-04-19[PATCH] Add more prevent_tail_call()OGAWA Hirofumi
Those also break userland regs like following. 00000000 <sys_chown16>: 0: 0f b7 44 24 0c movzwl 0xc(%esp),%eax 5: 83 ca ff or $0xffffffff,%edx 8: 0f b7 4c 24 08 movzwl 0x8(%esp),%ecx d: 66 83 f8 ff cmp $0xffffffff,%ax 11: 0f 44 c2 cmove %edx,%eax 14: 66 83 f9 ff cmp $0xffffffff,%cx 18: 0f 45 d1 cmovne %ecx,%edx 1b: 89 44 24 0c mov %eax,0xc(%esp) 1f: 89 54 24 08 mov %edx,0x8(%esp) 23: e9 fc ff ff ff jmp 24 <sys_chown16+0x24> where the tailcall at the end overwrites the incoming stack-frame. Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> [ I would _really_ like to have a way to tell gcc about calling conventions. The "prevent_tail_call()" macro is pretty ugly ] Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19Merge branch 'for-linus' of ↵Linus Torvalds
master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband * 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband: IB/mthca: make a function static IB/ipath: Fix whitespace IB/ipath: Make more names static IB/mad: Fix RMPP version check during agent registration IB/srp: Remove request from list when SCSI abort succeeds
2006-04-19IB/mthca: make a function staticAdrian Bunk
This patch makes the needlessly global mthca_update_rate() static. Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Roland Dreier <rolandd@cisco.com>
2006-04-19IB/ipath: Fix whitespaceRoland Dreier
Signed-off-by: Roland Dreier <rolandd@cisco.com>
2006-04-19IB/ipath: Make more names staticRoland Dreier
Make symbols that are only used in a single source file static. Signed-off-by: Roland Dreier <rolandd@cisco.com>
2006-04-19IB/mad: Fix RMPP version check during agent registrationHal Rosenstock
Only check that RMPP version is not specified when MAD class does not support RMPP. Just because a class is allowed to use RMPP doesn't mean that rmpp_version needs to be set for the MAD agent to register. Checking this was a recent change which was too pedantic. Signed-off-by: Hal Rosenstock <halr@voltaire.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
2006-04-19IB/srp: Remove request from list when SCSI abort succeedsRoland Dreier
If a SCSI abort succeeds, then the aborted request should to be removed from the list of pending requests. This fixes list corruption after an abort occurs. Signed-off-by: Roland Dreier <rolandd@cisco.com>
2006-04-19Merge git://git.linux-nfs.org/pub/linux/nfs-2.6Linus Torvalds
* git://git.linux-nfs.org/pub/linux/nfs-2.6: SUNRPC: Dead code in net/sunrpc/auth_gss/auth_gss.c NFS: remove needless check in nfs_opendir() NFS: nfs_show_stats; for_each_possible_cpu(), not NR_CPUS NFS: make 2 functions static NFS,SUNRPC: Fix compiler warnings if CONFIG_PROC_FS & CONFIG_SYSCTL are unset NFS: fix PROC_FS=n compile error VFS: Fix another open intent Oops RPCSEC_GSS: fix leak in krb5 code caused by superfluous kmalloc
2006-04-19SUNRPC: Dead code in net/sunrpc/auth_gss/auth_gss.cEric Sesterhenn
Hi, the coverity checker spotted that cred is always NULL when we jump to out_err ( there is just one case, when we fail to allocate the memory for cred ) This is Coverity ID #79 Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2006-04-19NFS: remove needless check in nfs_opendir()Carsten Otte
Local variable res was initialized to 0 - no check needed here. Signed-off-by: Carsten Otte <cotte@de.ibm.com> Cc: Trond Myklebust <trond.myklebust@fys.uio.no> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2006-04-19NFS: nfs_show_stats; for_each_possible_cpu(), not NR_CPUSJohn Hawkes
Convert a for-loop that explicitly references "NR_CPUS" into the potentially more efficient for_each_possible_cpu() construct. Signed-off-by: John Hawkes <hawkes@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2006-04-19NFS: make 2 functions staticAdrian Bunk
Signed-off-by: Adrian Bunk <bunk@stusta.de> Cc: Trond Myklebust <trond.myklebust@fys.uio.no> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2006-04-19NFS,SUNRPC: Fix compiler warnings if CONFIG_PROC_FS & CONFIG_SYSCTL are unsetTrond Myklebust
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2006-04-19NFS: fix PROC_FS=n compile errorAdrian Bunk
fs/built-in.o: In function `nfs_show_stats':inode.c:(.text+0x15481a): undefined reference to `rpc_print_iostats' net/built-in.o: In function `rpc_destroy_client': undefined reference to `rpc_free_iostats' net/built-in.o: In function `rpc_clone_client': undefined reference to `rpc_alloc_iostats' net/built-in.o: In function `rpc_new_client': undefined reference to `rpc_alloc_iostats' net/built-in.o: In function `xprt_release': undefined reference to `rpc_count_iostats' make: *** [.tmp_vmlinux1] Error 1 Signed-off-by: Adrian Bunk <bunk@stusta.de> Cc: Trond Myklebust <trond.myklebust@fys.uio.no> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2006-04-19VFS: Fix another open intent OopsTrond Myklebust
If the call to nfs_intent_set_file() fails to open a file in nfs4_proc_create(), we should return an error. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2006-04-19RPCSEC_GSS: fix leak in krb5 code caused by superfluous kmallocJ. Bruce Fields
I was sloppy when generating a previous patch; I modified the callers of krb5_make_checksum() to allocate memory for the buffer where the result is returned, then forgot to modify krb5_make_checksum to stop allocating that memory itself. The result is a per-packet memory leak. This fixes the problem by removing the now-superfluous kmalloc(). Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2006-04-19Merge branch 'splice' of git://brick.kernel.dk/data/git/linux-2.6-blockLinus Torvalds
* 'splice' of git://brick.kernel.dk/data/git/linux-2.6-block: [PATCH] splice: fixup writeout path after ->map changes [PATCH] splice: offset fixes [PATCH] tee: link_pipe() must be careful when dropping one of the pipe locks [PATCH] splice: cleanup the SPLICE_F_NONBLOCK handling [PATCH] splice: close i_size truncate races on read
2006-04-19[PATCH] fbdev: Fix return error of fb_writeAntonino A. Daplas
Fix return code of fb_write(): If at least 1 byte was transferred to the device, return number of bytes, otherwise: - return -EFBIG - if file offset is past the maximum allowable offset or size is greater than framebuffer length - return -ENOSPC - if size is greater than framebuffer length - offset Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] savagefb: fix section mismatch warningsRandy Dunlap
Fix modpost section mismatch warnings in savagefb driver: WARNING: drivers/video/savage/savagefb.o - Section mismatch: reference to .init.text: from .exit.text after 'savagefb_remove' (at offset 0x66) WARNING: drivers/video/savage/savagefb.o - Section mismatch: reference to .init.text: from .exit.text after 'savagefb_remove' (at offset 0x6e) WARNING: drivers/video/savage/savagefb.o - Section mismatch: reference to .init.text: from .text.savagefb_resume after 'savagefb_resume' (at offset 0x70) Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] radeonfb section mismatchesRandy Dunlap
Marking radeon_pci_register() as __devinit clears up all section mismatch warnings that are caused by radeon_pci_register() calling various __devinit function. Is there some reason not to do this? WARNING: drivers/video/aty/radeonfb.o - Section mismatch: reference to .init.text: from .text.radeonfb_pci_register after 'radeonfb_pci_register' (at offset 0x628) WARNING: drivers/video/aty/radeonfb.o - Section mismatch: reference to .init.text: from .text.radeonfb_pci_register after 'radeonfb_pci_register' (at offset 0x6b5) WARNING: drivers/video/aty/radeonfb.o - Section mismatch: reference to .init.text: from .text.radeonfb_pci_register after 'radeonfb_pci_register' (at offset 0x6bd) WARNING: drivers/video/aty/radeonfb.o - Section mismatch: reference to .init.text:radeon_probe_screens from .text.radeonfb_pci_register after 'radeonfb_pci_register' (at offset 0x7d6) WARNING: drivers/video/aty/radeonfb.o - Section mismatch: reference to .init.text:radeon_check_modes from .text.radeonfb_pci_register after 'radeonfb_pci_register' (at offset 0x7e5) Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Cc: "Antonino A. Daplas" <adaplas@pol.net> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] fb: Fix section mismatch in savagefbJean Delvare
Fix the following section mismatch: WARNING: drivers/video/savage/savagefb.o - Section mismatch: reference to .init.data: from .text.savagefb_probe after 'savagefb_probe' (at offset 0x5e2) Signed-off-by: Jean Delvare <khali@linux-fr.org> Cc: "Antonino A. Daplas" <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] alim15x3: ULI M-1573 south Bridge supportKAI.HSU
From http://bugzilla.kernel.org/show_bug.cgi?id=6358 The alim15x3.c havn't been update for 3 years. Recently when we use this "ULI M1573" south bridge chip found that can't mount CDROM(VCD) smoothly, must waiting for a long time. After I check the "ULI M1573" south bridge datasheet, I found the reason. The reason is the "ULI M1573" version in the Linux is "0xC7" not "0xC4" anymore So I was modified the source than it was successed. Cc: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl> Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] remove the obsolete IDEPCI_FLAG_FORCE_PDCAdrian Bunk
Noted by Sergei Shtylylov <sshtylyov@ru.mvista.com> Signed-off-by: Adrian Bunk <bunk@stusta.de> Acked-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] ide: ATI SB600 IDE supportAnatoli Antonovitch
Add support for the IDE device on ATI SB600 Signed-off-by: Felix Kuehling <fkuehlin@ati.com> Acked-by: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Acked-by: Jeff Garzik <jeff@garzik.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Switch Kprobes inline functions to __kprobes for sparc64Prasanna S Panchamukhi
Andrew Morton pointed out that compiler might not inline the functions marked for inline in kprobes. There-by allowing the insertion of probes on these kprobes routines, which might cause recursion. This patch removes all such inline and adds them to kprobes section there by disallowing probes on all such routines. Some of the routines can even still be inlined, since these routines gets executed after the kprobes had done necessay setup for reentrancy. Signed-off-by: Prasanna S Panchamukhi <prasanna@in.ibm.com> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Switch Kprobes inline functions to __kprobes for ia64Prasanna S Panchamukhi
Andrew Morton pointed out that compiler might not inline the functions marked for inline in kprobes. There-by allowing the insertion of probes on these kprobes routines, which might cause recursion. This patch removes all such inline and adds them to kprobes section there by disallowing probes on all such routines. Some of the routines can even still be inlined, since these routines gets executed after the kprobes had done necessay setup for reentrancy. Signed-off-by: Prasanna S Panchamukhi <prasanna@in.ibm.com> Cc: "Luck, Tony" <tony.luck@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Switch Kprobes inline functions to __kprobes for ppc64Prasanna S Panchamukhi
Andrew Morton pointed out that compiler might not inline the functions marked for inline in kprobes. There-by allowing the insertion of probes on these kprobes routines, which might cause recursion. This patch removes all such inline and adds them to kprobes section there by disallowing probes on all such routines. Some of the routines can even still be inlined, since these routines gets executed after the kprobes had done necessay setup for reentrancy. Signed-off-by: Prasanna S Panchamukhi <prasanna@in.ibm.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Switch Kprobes inline functions to __kprobes for x86_64Prasanna S Panchamukhi
Andrew Morton pointed out that compiler might not inline the functions marked for inline in kprobes. There-by allowing the insertion of probes on these kprobes routines, which might cause recursion. This patch removes all such inline and adds them to kprobes section there by disallowing probes on all such routines. Some of the routines can even still be inlined, since these routines gets executed after the kprobes had done necessay setup for reentrancy. Signed-off-by: Prasanna S Panchamukhi <prasanna@in.ibm.com> Cc: Andi Kleen <ak@muc.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Switch Kprobes inline functions to __kprobes for i386Prasanna S Panchamukhi
Andrew Morton pointed out that compiler might not inline the functions marked for inline in kprobes. There-by allowing the insertion of probes on these kprobes routines, which might cause recursion. This patch removes all such inline and adds them to kprobes section there by disallowing probes on all such routines. Some of the routines can even still be inlined, since these routines gets executed after the kprobes had done necessay setup for reentrancy. Signed-off-by: Prasanna S Panchamukhi <prasanna@in.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] pnp: fix two messages in manager.cJan Engelhardt
The wording of two messages in drivers/pnp/manager.c is incorrect. Fix that. Signed-off-by: Jan Engelhardt <jengelh@gmx.de> Acked-by: Pavel Machek <pavel@suse.cz> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] parport_pc: fix section mismatch warnings (v2)Randy.Dunlap
From: Randy Dunlap <rdunlap@xenotime.net> Fix all modpost section mismatch warnings in parport_pc: WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.text: from .text.parport_pc_probe_port after 'parport_pc_probe_port' (at offset 0x230) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.text: from .text.parport_pc_probe_port after 'parport_pc_probe_port' (at offset 0x283) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.text: from .text.parport_pc_probe_port after 'parport_pc_probe_port' (at offset 0x3e6) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.text: from .text.parport_pc_probe_port after 'parport_pc_probe_port' (at offset 0x400) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.text: from .text.parport_pc_probe_port after 'parport_pc_probe_port' (at offset 0x463) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.text: from .text.parport_pc_probe_port after 'parport_pc_probe_port' (at offset 0x488) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.data:superios from .text.parport_pc_probe_port after 'parport_pc_probe_port' (at offset 0x54c) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.data: from .text.parport_pc_probe_port after 'parport_pc_probe_port' (at offset 0x56a) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.data: from .text.parport_pc_pci_probe after 'parport_pc_pci_probe' (at offset 0x67) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.data: from .text.parport_pc_pci_probe after 'parport_pc_pci_probe' (at offset 0x9f) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.data: from .text.parport_pc_pci_probe after 'parport_pc_pci_probe' (at offset 0xa7) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.data:cards from .text.parport_pc_pci_probe after 'parport_pc_pci_probe' (at offset 0x132) WARNING: drivers/parport/parport_pc.o - Section mismatch: reference to .init.data: from .text.parport_pc_pci_probe after 'parport_pc_pci_probe' (at offset 0x142) Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Open IPMI BT overflowHeikki Orsila
I was looking into random driver code and found a suspicious looking memcpy() in drivers/char/ipmi/ipmi_bt_sm.c on 2.6.17-rc1: if ((size < 2) || (size > IPMI_MAX_MSG_LENGTH)) return -1; ... memcpy(bt->write_data + 3, data + 1, size - 1); where sizeof bt->write_data is IPMI_MAX_MSG_LENGTH. It looks like the memcpy would overflow by 2 bytes if size == IPMI_MAX_MSG_LENGTH. A patch attached to limit size to (IPMI_MAX_LENGTH - 2). Cc: Corey Minyard <minyard@acm.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Fix potential NULL pointer deref in gen_init_cpioJesper Juhl
Fix potential NULL pointer deref in gen_init_cpio.c spotted by coverity checker. This fixes coverity bug #86 Without this patch we risk dereferencing a NULL `type' in the "if ('\n' == *type) {" line. Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] config: update usage/help infoRandy Dunlap
Replace outdated help message with a reference to README. Update README for make *config variants and environment variable info. Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Acked-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] IPMI: fix devinit placementRandy Dunlap
gcc complains about __devinit in the wrong location: drivers/char/ipmi/ipmi_si_intf.c:2205: warning: '__section__' attribute does not apply to types Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Acked-by: Corey Minyard <cminyard@mvista.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Doc: vm/hugetlbpage update-2Randy Dunlap
Add new line of /proc/meminfo output. Explain the HugePage_ lines in /proc/meminfo (from Bill Irwin). Change KB to kB since the latter is what is used in the kernel. Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] apm: fix Armada laptops againSamuel Thibault
Fix the "apm: set display: Interface not engaged" error on Armada laptops again. Jordan said: I think this is fine. It seems to me that this may be the fault of one or both of the APM solutions handling this situation in a non-standard way, but since APM is used very little on the Geode, and I have direct access to our BIOS folks, if this problem comes up with a customer again, we'll solve it from the firmware. Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org> Cc: "Jordan Crouse" <jordan.crouse@amd.com> Cc: Zachary Amsden <zach@vmware.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] voyager: no need to define BITS_PER_BYTE when it's already in types.hJesper Juhl
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com> Cc: James Bottomley <James.Bottomley@steeleye.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Kconfig.debug: Set DEBUG_MUTEX to off by defaultTim Chen
DEBUG_MUTEX flag is on by default in current kernel configuration. During performance testing, we saw mutex debug functions like mutex_debug_check_no_locks_freed (called by kfree()) is expensive as it goes through a global list of memory areas with mutex lock and do the checking. For benchmarks such as Volanomark and Hackbench, we have seen more than 40% drop in performance on some platforms. We suggest to set DEBUG_MUTEX off by default. Or at least do that later when we feel that the mutex changes in the current code have stabilized. Signed-off-by: Tim Chen <tim.c.chen@intel.com> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] Fix file lookup without refDipankar Sarma
There are places in the kernel where we look up files in fd tables and access the file structure without holding refereces to the file. So, we need special care to avoid the race between looking up files in the fd table and tearing down of the file in another CPU. Otherwise, one might see a NULL f_dentry or such torn down version of the file. This patch fixes those special places where such a race may happen. Signed-off-by: Dipankar Sarma <dipankar@in.ibm.com> Acked-by: "Paul E. McKenney" <paulmck@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] uml: add missing __volatile__Jeff Dike
We were missing __volatile__ on some bits of asm in the segfault handlers. On x86_64, this was messing up the move from %rdx to uc because that was moved to after the GET_FAULTINFO_FROM_SC, which changed %rdx. Also changed the other bit of asm and the one in the i386 handler to prevent any similar occurrences. Signed-off-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] uml: physical memory map file fixesRob Landley
UML really wants shared memory semantics form its physical memory map file, and the place for that is /dev/shm. So move the default, and fix the error messages to recognize that this value can be overridden. Signed-off-by: Rob Landley <rob@landley.net> Signed-off-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] uml: __user annotationsAl Viro
bits of uml __user annotations lost in merge Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] uml: change sigjmp_buf to jmp_bufJeff Dike
Clean up the jmpbuf code. Since softints, we no longer use sig_setjmp, so the UML_SIGSETJMP wrapper now has a misleading name. Also, I forgot to change the buffers from sigjmp_buf to jmp_buf. Signed-off-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-04-19[PATCH] m32r: update switch_to macro for tuningHirokazu Takata
- Remove unnecessary push/pop's of the switch_to() macro for performance tuning. - Cosmetic updates: change __inline__ to inline, etc. Signed-off-by: Hirokazu Takata <takata@linux-m32r.org> Cc: NIIBE Yutaka <gniibe@fsij.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>