Commit de542925 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/stable-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/stable-2.6:
  [PATCH] shmat: stop mprotect from giving write permission to a readonly attachment (CVE-2006-1524)
  [PATCH] cciss: bug fix for crash when running hpacucli
  [PATCH] ext3: Fix missed mutex unlock
  [PATCH] Fix block device symlink name
  [PATCH] isd200: limit to BLK_DEV_IDE
parents 5fdfd42e b78b6af6
......@@ -1180,6 +1180,53 @@ static int revalidate_allvol(ctlr_info_t *host)
return 0;
}
static inline void complete_buffers(struct bio *bio, int status)
{
while (bio) {
struct bio *xbh = bio->bi_next;
int nr_sectors = bio_sectors(bio);
bio->bi_next = NULL;
blk_finished_io(len);
bio_endio(bio, nr_sectors << 9, status ? 0 : -EIO);
bio = xbh;
}
}
static void cciss_softirq_done(struct request *rq)
{
CommandList_struct *cmd = rq->completion_data;
ctlr_info_t *h = hba[cmd->ctlr];
unsigned long flags;
u64bit temp64;
int i, ddir;
if (cmd->Request.Type.Direction == XFER_READ)
ddir = PCI_DMA_FROMDEVICE;
else
ddir = PCI_DMA_TODEVICE;
/* command did not need to be retried */
/* unmap the DMA mapping for all the scatter gather elements */
for(i=0; i<cmd->Header.SGList; i++) {
temp64.val32.lower = cmd->SG[i].Addr.lower;
temp64.val32.upper = cmd->SG[i].Addr.upper;
pci_unmap_page(h->pdev, temp64.val, cmd->SG[i].Len, ddir);
}
complete_buffers(rq->bio, rq->errors);
#ifdef CCISS_DEBUG
printk("Done with %p\n", rq);
#endif /* CCISS_DEBUG */
spin_lock_irqsave(&h->lock, flags);
end_that_request_last(rq, rq->errors);
cmd_free(h, cmd,1);
spin_unlock_irqrestore(&h->lock, flags);
}
/* This function will check the usage_count of the drive to be updated/added.
* If the usage_count is zero then the drive information will be updated and
* the disk will be re-registered with the kernel. If not then it will be
......@@ -1248,6 +1295,8 @@ static void cciss_update_drive_info(int ctlr, int drv_index)
blk_queue_max_sectors(disk->queue, 512);
blk_queue_softirq_done(disk->queue, cciss_softirq_done);
disk->queue->queuedata = hba[ctlr];
blk_queue_hardsect_size(disk->queue,
......@@ -2147,20 +2196,6 @@ static void start_io( ctlr_info_t *h)
addQ (&(h->cmpQ), c);
}
}
static inline void complete_buffers(struct bio *bio, int status)
{
while (bio) {
struct bio *xbh = bio->bi_next;
int nr_sectors = bio_sectors(bio);
bio->bi_next = NULL;
blk_finished_io(len);
bio_endio(bio, nr_sectors << 9, status ? 0 : -EIO);
bio = xbh;
}
}
/* Assumes that CCISS_LOCK(h->ctlr) is held. */
/* Zeros out the error record and then resends the command back */
/* to the controller */
......@@ -2178,39 +2213,6 @@ static inline void resend_cciss_cmd( ctlr_info_t *h, CommandList_struct *c)
start_io(h);
}
static void cciss_softirq_done(struct request *rq)
{
CommandList_struct *cmd = rq->completion_data;
ctlr_info_t *h = hba[cmd->ctlr];
unsigned long flags;
u64bit temp64;
int i, ddir;
if (cmd->Request.Type.Direction == XFER_READ)
ddir = PCI_DMA_FROMDEVICE;
else
ddir = PCI_DMA_TODEVICE;
/* command did not need to be retried */
/* unmap the DMA mapping for all the scatter gather elements */
for(i=0; i<cmd->Header.SGList; i++) {
temp64.val32.lower = cmd->SG[i].Addr.lower;
temp64.val32.upper = cmd->SG[i].Addr.upper;
pci_unmap_page(h->pdev, temp64.val, cmd->SG[i].Len, ddir);
}
complete_buffers(rq->bio, rq->errors);
#ifdef CCISS_DEBUG
printk("Done with %p\n", rq);
#endif /* CCISS_DEBUG */
spin_lock_irqsave(&h->lock, flags);
end_that_request_last(rq, rq->errors);
cmd_free(h, cmd,1);
spin_unlock_irqrestore(&h->lock, flags);
}
/* checks the status of the job and calls complete buffers to mark all
* buffers for the completed job. Note that this function does not need
* to hold the hba/queue lock.
......
......@@ -48,7 +48,8 @@ config USB_STORAGE_FREECOM
config USB_STORAGE_ISD200
bool "ISD-200 USB/ATA Bridge support"
depends on USB_STORAGE && BLK_DEV_IDE
depends on USB_STORAGE
depends on BLK_DEV_IDE=y || BLK_DEV_IDE=USB_STORAGE
---help---
Say Y here if you want to use USB Mass Store devices based
on the In-Systems Design ISD-200 USB/ATA bridge.
......
......@@ -767,6 +767,7 @@ int ext3_group_add(struct super_block *sb, struct ext3_new_group_data *input)
if (input->group != sbi->s_groups_count) {
ext3_warning(sb, __FUNCTION__,
"multiple resizers run on filesystem!");
unlock_super(sb);
err = -EBUSY;
goto exit_journal;
}
......
......@@ -372,6 +372,7 @@ static char *make_block_name(struct gendisk *disk)
char *name;
static char *block_str = "block:";
int size;
char *s;
size = strlen(block_str) + strlen(disk->disk_name) + 1;
name = kmalloc(size, GFP_KERNEL);
......@@ -379,6 +380,10 @@ static char *make_block_name(struct gendisk *disk)
return NULL;
strcpy(name, block_str);
strcat(name, disk->disk_name);
/* ewww... some of these buggers have / in name... */
s = strchr(name, '/');
if (s)
*s = '!';
return name;
}
......
......@@ -162,6 +162,8 @@ static int shm_mmap(struct file * file, struct vm_area_struct * vma)
ret = shmem_mmap(file, vma);
if (ret == 0) {
vma->vm_ops = &shm_vm_ops;
if (!(vma->vm_flags & VM_WRITE))
vma->vm_flags &= ~VM_MAYWRITE;
shm_inc(file->f_dentry->d_inode->i_ino);
}
......
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