kpatch/test/integration/rhel-7.7/new-function.patch
Artem Savkov 0e0cee369a test/integration: add rhel-7.7 rebased patches
Added integration-test patches rebased against rhel-7.7 GA kernel. No
conflicts, some fuzz.

Signed-off-by: Artem Savkov <asavkov@redhat.com>
2019-08-12 14:36:16 +02:00

27 lines
850 B
Diff

Index: kernel/drivers/tty/n_tty.c
===================================================================
--- kernel.orig/drivers/tty/n_tty.c
+++ kernel/drivers/tty/n_tty.c
@@ -2175,7 +2175,7 @@ do_it_again:
* lock themselves)
*/
-static ssize_t n_tty_write(struct tty_struct *tty, struct file *file,
+static ssize_t noinline kpatch_n_tty_write(struct tty_struct *tty, struct file *file,
const unsigned char *buf, size_t nr)
{
const unsigned char *b = buf;
@@ -2264,6 +2264,12 @@ break_out:
return (b - buf) ? b - buf : retval;
}
+static ssize_t __attribute__((optimize("-fno-optimize-sibling-calls"))) n_tty_write(struct tty_struct *tty, struct file *file,
+ const unsigned char *buf, size_t nr)
+{
+ return kpatch_n_tty_write(tty, file, buf, nr);
+}
+
/**
* n_tty_poll - poll method for N_TTY
* @tty: terminal device