The patch titled
sysrq: emergency thaw only if CONFIG_BLOCK enabled
has been added to the -mm tree. Its filename is
filesystem-freeze-allow-sysrq-emergency-thaw-to-thaw-frozen-filesystems-fix.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: sysrq: emergency thaw only if CONFIG_BLOCK enabled
From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
sysrq's new emergency_thaw_all() is only available when CONFIG_BLOCK=y:
drivers/char/sysrq.c:351: error: implicit declaration of function 'emergency_thaw_all'
Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
Cc: Eric Sandeen <sandeen@xxxxxxxxxx>
Cc: Takashi Sato <t-sato@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/sysrq.c | 6 ++++++
1 file changed, 6 insertions(+)
diff -puN drivers/char/sysrq.c~filesystem-freeze-allow-sysrq-emergency-thaw-to-thaw-frozen-filesystems-fix drivers/char/sysrq.c
--- a/drivers/char/sysrq.c~filesystem-freeze-allow-sysrq-emergency-thaw-to-thaw-frozen-filesystems-fix
+++ a/drivers/char/sysrq.c
@@ -346,6 +346,7 @@ static struct sysrq_key_op sysrq_moom_op
.enable_mask = SYSRQ_ENABLE_SIGNAL,
};
+#ifdef CONFIG_BLOCK
static void sysrq_handle_thaw(int key, struct tty_struct *tty)
{
emergency_thaw_all();
@@ -356,6 +357,7 @@ static struct sysrq_key_op sysrq_thaw_op
.action_msg = "Emergency Thaw of all frozen filesystems",
.enable_mask = SYSRQ_ENABLE_SIGNAL,
};
+#endif
static void sysrq_handle_kill(int key, struct tty_struct *tty)
{
@@ -409,7 +411,11 @@ static struct sysrq_key_op *sysrq_key_ta
NULL, /* g */
NULL, /* h - reserved for help */
&sysrq_kill_op, /* i */
+#ifdef CONFIG_BLOCK
&sysrq_thaw_op, /* j */
+#else
+ NULL, /* j */
+#endif
&sysrq_SAK_op, /* k */
#ifdef CONFIG_SMP
&sysrq_showallcpus_op, /* l */
_
Patches currently in -mm which might be from randy.dunlap@xxxxxxxxxx are
origin.patch
maintainers-general-listsopenfabricsorg-is-moderated.patch
linux-next.patch
kgdb-fix-kernel-doc-error.patch
auditsc-fix-kernel-doc-notation.patch
es-input-allow-certain-ev_abs-events-to-bypass-all-filtering-fix.patch
e1000e-make-e1000e-default-to-the-same-kconfig-setting-as-e1000.patch
esp-fix-section-mismatch-warning.patch
vfs-update-fsh-to-use-inline-functions-when-no-file-locking-set.patch
vfs-further-changes-from-macro-to-inline-function-in-fsh.patch
max3100-spi-uart-driver.patch
filesystem-freeze-allow-sysrq-emergency-thaw-to-thaw-frozen-filesystems-fix.patch
documentation-ignore-byproducts-from-latex.patch
kexec-add-dmesg-log-symbols-to-proc-vmcoreinfo-lists-fix-fix.patch
linuxpps-core-support.patch
pps-userland-header-file-for-pps-api.patch
pps-documentation-programs-and-examples.patch
pps-linuxpps-clients-support.patch
ldisc-new-dcd_change-method-for-line-disciplines.patch
pps-parallel-port-clients-support.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
