tree e28891865b6c3fd1dfc16b18f7af705a9689ccc3
parent 90b44199e83ec780d6def11a602d825dc68438e3
author Russell King <rmk+kernel@arm.linux.org.uk> 1292675679 +0000
committer Russell King <rmk+kernel@arm.linux.org.uk> 1292857754 +0000

ARM: smp: improve CPU bringup failure diagnostics

We used to print a bland error message which gave no clue as to the
failure when we failed to bring up a secondary CPU.  Resolve this by
separating the two failure cases.

If boot_secondary() fails, we print a message indicating the returned
error code from boot_secondary():
	"CPU%u: failed to boot: %d\n", cpu, ret.

However, if boot_secondary() succeeded, but the CPU did not appear to
mark itself online within the timeout, indicate that it failed to come
online:
	"CPU%u: failed to come online\n", cpu

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>