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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-28 17:19:27 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-28 17:19:28 -0700 |
| commit | 532bfc851a7475fb6a36c1e953aa395798a7cca7 (patch) | |
| tree | a7892e5a31330dd59f31959efbe9fda1803784fd /fs/proc | |
| parent | 0195c00244dc2e9f522475868fa278c473ba7339 (diff) | |
| parent | 8da00edc1069f01c34510fa405dc15d96c090a3f (diff) | |
| download | linux-532bfc851a7475fb6a36c1e953aa395798a7cca7.tar.bz2 | |
Merge branch 'akpm' (Andrew's patch-bomb)
Merge third batch of patches from Andrew Morton:
- Some MM stragglers
- core SMP library cleanups (on_each_cpu_mask)
- Some IPI optimisations
- kexec
- kdump
- IPMI
- the radix-tree iterator work
- various other misc bits.
"That'll do for -rc1. I still have ~10 patches for 3.4, will send
those along when they've baked a little more."
* emailed from Andrew Morton <akpm@linux-foundation.org>: (35 commits)
backlight: fix typo in tosa_lcd.c
crc32: add help text for the algorithm select option
mm: move hugepage test examples to tools/testing/selftests/vm
mm: move slabinfo.c to tools/vm
mm: move page-types.c from Documentation to tools/vm
selftests/Makefile: make `run_tests' depend on `all'
selftests: launch individual selftests from the main Makefile
radix-tree: use iterators in find_get_pages* functions
radix-tree: rewrite gang lookup using iterator
radix-tree: introduce bit-optimized iterator
fs/proc/namespaces.c: prevent crash when ns_entries[] is empty
nbd: rename the nbd_device variable from lo to nbd
pidns: add reboot_pid_ns() to handle the reboot syscall
sysctl: use bitmap library functions
ipmi: use locks on watchdog timeout set on reboot
ipmi: simplify locking
ipmi: fix message handling during panics
ipmi: use a tasklet for handling received messages
ipmi: increase KCS timeouts
ipmi: decrease the IPMI message transaction time in interrupt mode
...
Diffstat (limited to 'fs/proc')
| -rw-r--r-- | fs/proc/array.c | 2 | ||||
| -rw-r--r-- | fs/proc/namespaces.c | 6 | ||||
| -rw-r--r-- | fs/proc/task_mmu.c | 5 |
3 files changed, 6 insertions, 7 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c index fbb53c249086..f9bd395b3473 100644 --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -550,7 +550,7 @@ int proc_pid_statm(struct seq_file *m, struct pid_namespace *ns, seq_put_decimal_ull(m, ' ', shared); seq_put_decimal_ull(m, ' ', text); seq_put_decimal_ull(m, ' ', 0); - seq_put_decimal_ull(m, ' ', text); + seq_put_decimal_ull(m, ' ', data); seq_put_decimal_ull(m, ' ', 0); seq_putc(m, '\n'); diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c index 3551f1f839eb..0d9e23a39e49 100644 --- a/fs/proc/namespaces.c +++ b/fs/proc/namespaces.c @@ -156,15 +156,15 @@ static struct dentry *proc_ns_dir_lookup(struct inode *dir, if (!ptrace_may_access(task, PTRACE_MODE_READ)) goto out; - last = &ns_entries[ARRAY_SIZE(ns_entries) - 1]; - for (entry = ns_entries; entry <= last; entry++) { + last = &ns_entries[ARRAY_SIZE(ns_entries)]; + for (entry = ns_entries; entry < last; entry++) { if (strlen((*entry)->name) != len) continue; if (!memcmp(dentry->d_name.name, (*entry)->name, len)) break; } error = ERR_PTR(-ENOENT); - if (entry > last) + if (entry == last) goto out; error = proc_ns_instantiate(dir, dentry, task, *entry); diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 9694cc283511..c283832d411d 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -781,9 +781,6 @@ static int pagemap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end, int err = 0; pagemap_entry_t pme = make_pme(PM_NOT_PRESENT); - if (pmd_trans_unstable(pmd)) - return 0; - /* find the first VMA at or above 'addr' */ vma = find_vma(walk->mm, addr); spin_lock(&walk->mm->page_table_lock); @@ -802,6 +799,8 @@ static int pagemap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end, return err; } + if (pmd_trans_unstable(pmd)) + return 0; for (; addr != end; addr += PAGE_SIZE) { /* check to see if we've left 'vma' behind |