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author | Benjamin Tissoires <benjamin.tissoires@redhat.com> | 2022-10-05 12:21:55 +0300 |
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committer | Benjamin Tissoires <benjamin.tissoires@redhat.com> | 2022-10-05 12:21:55 +0300 |
commit | edd1533d3ccd82dd5d600986d27d524e6be4c5fd (patch) | |
tree | 1ac5ae82ea63114d5c13212e2819531e4507f800 /fs/exec.c | |
parent | 7d8fe4cfc54b5fb2093e12cffa8ca74d3c88e0fa (diff) | |
parent | 98d67f250472cdd0f8d083830be3ec9dbb0c65a8 (diff) | |
download | linux-edd1533d3ccd82dd5d600986d27d524e6be4c5fd.tar.xz |
Merge branch 'for-6.1/logitech' into for-linus
- Add hanlding of all Bluetooth HID++ devices and fixes in hid++
(Bastien Nocera)
Diffstat (limited to 'fs/exec.c')
-rw-r--r-- | fs/exec.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/fs/exec.c b/fs/exec.c index 5fd73915c62c..9a5ca7b82bfc 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -584,11 +584,11 @@ static int copy_strings(int argc, struct user_arg_ptr argv, if (kmapped_page) { flush_dcache_page(kmapped_page); - kunmap(kmapped_page); + kunmap_local(kaddr); put_arg_page(kmapped_page); } kmapped_page = page; - kaddr = kmap(kmapped_page); + kaddr = kmap_local_page(kmapped_page); kpos = pos & PAGE_MASK; flush_arg_page(bprm, kpos, kmapped_page); } @@ -602,7 +602,7 @@ static int copy_strings(int argc, struct user_arg_ptr argv, out: if (kmapped_page) { flush_dcache_page(kmapped_page); - kunmap(kmapped_page); + kunmap_local(kaddr); put_arg_page(kmapped_page); } return ret; @@ -880,11 +880,11 @@ int transfer_args_to_stack(struct linux_binprm *bprm, for (index = MAX_ARG_PAGES - 1; index >= stop; index--) { unsigned int offset = index == stop ? bprm->p & ~PAGE_MASK : 0; - char *src = kmap(bprm->page[index]) + offset; + char *src = kmap_local_page(bprm->page[index]) + offset; sp -= PAGE_SIZE - offset; if (copy_to_user((void *) sp, src, PAGE_SIZE - offset) != 0) ret = -EFAULT; - kunmap(bprm->page[index]); + kunmap_local(src); if (ret) goto out; } @@ -1304,6 +1304,9 @@ int begin_new_exec(struct linux_binprm * bprm) bprm->mm = NULL; #ifdef CONFIG_POSIX_TIMERS + spin_lock_irq(&me->sighand->siglock); + posix_cpu_timers_exit(me); + spin_unlock_irq(&me->sighand->siglock); exit_itimers(me); flush_itimer_signals(); #endif @@ -1683,13 +1686,13 @@ int remove_arg_zero(struct linux_binprm *bprm) ret = -EFAULT; goto out; } - kaddr = kmap_atomic(page); + kaddr = kmap_local_page(page); for (; offset < PAGE_SIZE && kaddr[offset]; offset++, bprm->p++) ; - kunmap_atomic(kaddr); + kunmap_local(kaddr); put_arg_page(page); } while (offset == PAGE_SIZE); |