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-rw-r--r--drivers/char/rtc.c6
-rw-r--r--drivers/ide/pci/generic.c8
-rw-r--r--drivers/pci/msi.c4
-rw-r--r--drivers/pci/quirks.c49
-rw-r--r--fs/file.c6
-rw-r--r--fs/proc/kcore.c2
-rw-r--r--fs/sysfs/inode.c12
-rw-r--r--include/asm-frv/processor.h3
-rw-r--r--include/asm-h8300/processor.h3
-rw-r--r--include/asm-m68knommu/processor.h3
-rw-r--r--include/asm-sh/processor.h3
-rw-r--r--include/asm-sh64/processor.h3
-rw-r--r--include/asm-v850/processor.h3
-rw-r--r--include/asm-xtensa/processor.h3
-rw-r--r--kernel/sys.c2
15 files changed, 94 insertions, 16 deletions
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index 6ccc364c08df..6e6a7c7a7eff 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -1245,7 +1245,7 @@ static int rtc_proc_open(struct inode *inode, struct file *file)
void rtc_get_rtc_time(struct rtc_time *rtc_tm)
{
- unsigned long uip_watchdog = jiffies;
+ unsigned long uip_watchdog = jiffies, flags;
unsigned char ctrl;
#ifdef CONFIG_MACH_DECSTATION
unsigned int real_year;
@@ -1272,7 +1272,7 @@ void rtc_get_rtc_time(struct rtc_time *rtc_tm)
* RTC has RTC_DAY_OF_WEEK, we should usually ignore it, as it is
* only updated by the RTC when initially set to a non-zero value.
*/
- spin_lock_irq(&rtc_lock);
+ spin_lock_irqsave(&rtc_lock, flags);
rtc_tm->tm_sec = CMOS_READ(RTC_SECONDS);
rtc_tm->tm_min = CMOS_READ(RTC_MINUTES);
rtc_tm->tm_hour = CMOS_READ(RTC_HOURS);
@@ -1286,7 +1286,7 @@ void rtc_get_rtc_time(struct rtc_time *rtc_tm)
real_year = CMOS_READ(RTC_DEC_YEAR);
#endif
ctrl = CMOS_READ(RTC_CONTROL);
- spin_unlock_irq(&rtc_lock);
+ spin_unlock_irqrestore(&rtc_lock, flags);
if (!(ctrl & RTC_DM_BINARY) || RTC_ALWAYS_BCD)
{
diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c
index f82e82109728..2f962cfa3f7f 100644
--- a/drivers/ide/pci/generic.c
+++ b/drivers/ide/pci/generic.c
@@ -212,6 +212,9 @@ static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_devi
(!(PCI_FUNC(dev->devfn) & 1)))
goto out;
+ if (dev->vendor == PCI_VENDOR_ID_JMICRON && PCI_FUNC(dev->devfn) != 1)
+ goto out;
+
pci_read_config_word(dev, PCI_COMMAND, &command);
if (!(command & PCI_COMMAND_IO)) {
printk(KERN_INFO "Skipping disabled %s IDE controller.\n", d->name);
@@ -239,6 +242,11 @@ static struct pci_device_id generic_pci_tbl[] = {
{ PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 12},
{ PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 13},
{ PCI_VENDOR_ID_NETCELL,PCI_DEVICE_ID_REVOLUTION, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 14},
+ { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 15},
+ { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 16},
+ { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 17},
+ { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 18},
+ { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 19},
/* Must come last. If you add entries adjust this table appropriately and the init_one code */
{ PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xFFFFFF00UL, 0},
{ 0, },
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 36bc7c415af7..a83c1f5735d6 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -47,13 +47,13 @@ msi_register(struct msi_ops *ops)
static void msi_cache_ctor(void *p, kmem_cache_t *cache, unsigned long flags)
{
- memset(p, 0, NR_IRQS * sizeof(struct msi_desc));
+ memset(p, 0, sizeof(struct msi_desc));
}
static int msi_cache_init(void)
{
msi_cachep = kmem_cache_create("msi_cache",
- NR_IRQS * sizeof(struct msi_desc),
+ sizeof(struct msi_desc),
0, SLAB_HWCACHE_ALIGN, msi_cache_ctor, NULL);
if (!msi_cachep)
return -ENOMEM;
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index e9a57afa1a08..de3bbc88fb26 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1175,6 +1175,55 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_962, quirk_sis_96x_
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_963, quirk_sis_96x_smbus );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_LPC, quirk_sis_96x_smbus );
+#if defined(CONFIG_SCSI_SATA) || defined(CONFIG_SCSI_SATA_MODULE)
+
+/*
+ * If we are using libata we can drive this chip properly but must
+ * do this early on to make the additional device appear during
+ * the PCI scanning.
+ */
+
+static void __devinit quirk_jmicron_dualfn(struct pci_dev *pdev)
+{
+ u32 conf;
+ u8 hdr;
+
+ /* Only poke fn 0 */
+ if (PCI_FUNC(pdev->devfn))
+ return;
+
+ switch(pdev->device) {
+ case PCI_DEVICE_ID_JMICRON_JMB365:
+ case PCI_DEVICE_ID_JMICRON_JMB366:
+ /* Redirect IDE second PATA port to the right spot */
+ pci_read_config_dword(pdev, 0x80, &conf);
+ conf |= (1 << 24);
+ /* Fall through */
+ pci_write_config_dword(pdev, 0x80, conf);
+ case PCI_DEVICE_ID_JMICRON_JMB361:
+ case PCI_DEVICE_ID_JMICRON_JMB363:
+ pci_read_config_dword(pdev, 0x40, &conf);
+ /* Enable dual function mode, AHCI on fn 0, IDE fn1 */
+ /* Set the class codes correctly and then direct IDE 0 */
+ conf &= ~0x000F0200; /* Clear bit 9 and 16-19 */
+ conf |= 0x00C20002; /* Set bit 1, 17, 22, 23 */
+ pci_write_config_dword(pdev, 0x40, conf);
+
+ /* Reconfigure so that the PCI scanner discovers the
+ device is now multifunction */
+
+ pci_read_config_byte(pdev, PCI_HEADER_TYPE, &hdr);
+ pdev->hdr_type = hdr & 0x7f;
+ pdev->multifunction = !!(hdr & 0x80);
+
+ break;
+ }
+}
+
+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, quirk_jmicron_dualfn);
+
+#endif
+
#ifdef CONFIG_X86_IO_APIC
static void __init quirk_alder_ioapic(struct pci_dev *pdev)
{
diff --git a/fs/file.c b/fs/file.c
index 3f356086061d..b3c6b82e6a9d 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -240,7 +240,7 @@ static struct fdtable *alloc_fdtable(int nr)
if (!fdt)
goto out;
- nfds = max_t(int, 8 * L1_CACHE_BYTES, roundup_pow_of_two(nfds));
+ nfds = max_t(int, 8 * L1_CACHE_BYTES, roundup_pow_of_two(nr + 1));
if (nfds > NR_OPEN)
nfds = NR_OPEN;
@@ -273,11 +273,13 @@ static struct fdtable *alloc_fdtable(int nr)
} while (nfds <= nr);
new_fds = alloc_fd_array(nfds);
if (!new_fds)
- goto out;
+ goto out2;
fdt->fd = new_fds;
fdt->max_fds = nfds;
fdt->free_files = NULL;
return fdt;
+out2:
+ nfds = fdt->max_fdset;
out:
if (new_openset)
free_fdset(new_openset, nfds);
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index 8d6d85d7400f..6a984f64edd7 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -382,7 +382,7 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos)
*/
if (n) {
if (clear_user(buffer + tsz - n,
- tsz - n))
+ n))
return -EFAULT;
}
} else {
diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c
index 5e0e31cc46f5..9889e54e1f13 100644
--- a/fs/sysfs/inode.c
+++ b/fs/sysfs/inode.c
@@ -109,6 +109,17 @@ static inline void set_inode_attr(struct inode * inode, struct iattr * iattr)
inode->i_ctime = iattr->ia_ctime;
}
+
+/*
+ * sysfs has a different i_mutex lock order behavior for i_mutex than other
+ * filesystems; sysfs i_mutex is called in many places with subsystem locks
+ * held. At the same time, many of the VFS locking rules do not apply to
+ * sysfs at all (cross directory rename for example). To untangle this mess
+ * (which gives false positives in lockdep), we're giving sysfs inodes their
+ * own class for i_mutex.
+ */
+static struct lock_class_key sysfs_inode_imutex_key;
+
struct inode * sysfs_new_inode(mode_t mode, struct sysfs_dirent * sd)
{
struct inode * inode = new_inode(sysfs_sb);
@@ -118,6 +129,7 @@ struct inode * sysfs_new_inode(mode_t mode, struct sysfs_dirent * sd)
inode->i_mapping->a_ops = &sysfs_aops;
inode->i_mapping->backing_dev_info = &sysfs_backing_dev_info;
inode->i_op = &sysfs_inode_operations;
+ lockdep_set_class(&inode->i_mutex, &sysfs_inode_imutex_key);
if (sd->s_iattr) {
/* sysfs_dirent has non-default attributes
diff --git a/include/asm-frv/processor.h b/include/asm-frv/processor.h
index 1c4dba1c5f57..3744f2e47f48 100644
--- a/include/asm-frv/processor.h
+++ b/include/asm-frv/processor.h
@@ -21,6 +21,7 @@
*/
#define current_text_addr() ({ __label__ _l; _l: &&_l;})
+#include <linux/compiler.h>
#include <linux/linkage.h>
#include <asm/sections.h>
#include <asm/segment.h>
@@ -139,7 +140,7 @@ unsigned long get_wchan(struct task_struct *p);
extern struct task_struct *alloc_task_struct(void);
extern void free_task_struct(struct task_struct *p);
-#define cpu_relax() do { } while (0)
+#define cpu_relax() barrier()
/* data cache prefetch */
#define ARCH_HAS_PREFETCH
diff --git a/include/asm-h8300/processor.h b/include/asm-h8300/processor.h
index c7e2f454b83a..99b664aa2083 100644
--- a/include/asm-h8300/processor.h
+++ b/include/asm-h8300/processor.h
@@ -17,6 +17,7 @@
*/
#define current_text_addr() ({ __label__ _l; _l: &&_l;})
+#include <linux/compiler.h>
#include <asm/segment.h>
#include <asm/fpu.h>
#include <asm/ptrace.h>
@@ -129,6 +130,6 @@ unsigned long get_wchan(struct task_struct *p);
eip; })
#define KSTK_ESP(tsk) ((tsk) == current ? rdusp() : (tsk)->thread.usp)
-#define cpu_relax() do { } while (0)
+#define cpu_relax() barrier()
#endif
diff --git a/include/asm-m68knommu/processor.h b/include/asm-m68knommu/processor.h
index 0ee158e09abb..9d3a1bf41231 100644
--- a/include/asm-m68knommu/processor.h
+++ b/include/asm-m68knommu/processor.h
@@ -13,6 +13,7 @@
*/
#define current_text_addr() ({ __label__ _l; _l: &&_l;})
+#include <linux/compiler.h>
#include <linux/threads.h>
#include <asm/types.h>
#include <asm/segment.h>
@@ -137,6 +138,6 @@ unsigned long get_wchan(struct task_struct *p);
eip; })
#define KSTK_ESP(tsk) ((tsk) == current ? rdusp() : (tsk)->thread.usp)
-#define cpu_relax() do { } while (0)
+#define cpu_relax() barrier()
#endif
diff --git a/include/asm-sh/processor.h b/include/asm-sh/processor.h
index fa5bd2d8803e..eeb0f48bb99e 100644
--- a/include/asm-sh/processor.h
+++ b/include/asm-sh/processor.h
@@ -9,6 +9,7 @@
#define __ASM_SH_PROCESSOR_H
#ifdef __KERNEL__
+#include <linux/compiler.h>
#include <asm/page.h>
#include <asm/types.h>
#include <asm/cache.h>
@@ -263,7 +264,7 @@ extern unsigned long get_wchan(struct task_struct *p);
#define KSTK_ESP(tsk) ((tsk)->thread.sp)
#define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory")
-#define cpu_relax() do { } while (0)
+#define cpu_relax() barrier()
#endif /* __KERNEL__ */
#endif /* __ASM_SH_PROCESSOR_H */
diff --git a/include/asm-sh64/processor.h b/include/asm-sh64/processor.h
index 1bf252dad824..eb2bee4b47b9 100644
--- a/include/asm-sh64/processor.h
+++ b/include/asm-sh64/processor.h
@@ -22,6 +22,7 @@
#include <asm/cache.h>
#include <asm/registers.h>
#include <linux/threads.h>
+#include <linux/compiler.h>
/*
* Default implementation of macro that returns current
@@ -279,7 +280,7 @@ extern unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) ((tsk)->thread.pc)
#define KSTK_ESP(tsk) ((tsk)->thread.sp)
-#define cpu_relax() do { } while (0)
+#define cpu_relax() barrier()
#endif /* __ASSEMBLY__ */
#endif /* __ASM_SH64_PROCESSOR_H */
diff --git a/include/asm-v850/processor.h b/include/asm-v850/processor.h
index 6965b66ccaed..979e3467f9af 100644
--- a/include/asm-v850/processor.h
+++ b/include/asm-v850/processor.h
@@ -18,6 +18,7 @@
#include <linux/thread_info.h>
#endif
+#include <linux/compiler.h>
#include <asm/ptrace.h>
#include <asm/entry.h>
@@ -106,7 +107,7 @@ unsigned long get_wchan (struct task_struct *p);
#define KSTK_ESP(task) task_sp (task)
-#define cpu_relax() ((void)0)
+#define cpu_relax() barrier()
#else /* __ASSEMBLY__ */
diff --git a/include/asm-xtensa/processor.h b/include/asm-xtensa/processor.h
index d1d72ad36f08..8b96e77c9d82 100644
--- a/include/asm-xtensa/processor.h
+++ b/include/asm-xtensa/processor.h
@@ -20,6 +20,7 @@
#include <xtensa/config/tie.h>
#include <xtensa/config/system.h>
+#include <linux/compiler.h>
#include <asm/ptrace.h>
#include <asm/types.h>
#include <asm/coprocessor.h>
@@ -191,7 +192,7 @@ extern unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc)
#define KSTK_ESP(tsk) (task_pt_regs(tsk)->areg[1])
-#define cpu_relax() do { } while (0)
+#define cpu_relax() barrier()
/* Special register access. */
diff --git a/kernel/sys.c b/kernel/sys.c
index dbb3b9c7ea64..e236f98f7ec5 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1983,7 +1983,7 @@ asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
error = current->mm->dumpable;
break;
case PR_SET_DUMPABLE:
- if (arg2 < 0 || arg2 > 2) {
+ if (arg2 < 0 || arg2 > 1) {
error = -EINVAL;
break;
}
generated by cgit v1.2.3 (git 2.39.0) at 2025-03-09 23:19:20 +0300