[xen staging] xen/serial: drop stale SERIAL_NEVER_DROP_CHARS

[patchbot@xxxxxxx]

commit e2c8e9e62df31fb4bd51ba049de5959ba72fa444
Author:     Denis Mukhin <dmukhin@xxxxxxxx>
AuthorDate: Tue Jul 21 09:46:40 2026 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Tue Jul 21 09:46:40 2026 +0200

    xen/serial: drop stale SERIAL_NEVER_DROP_CHARS
    
    Left over from 275485700163 ("Bring back console_start_log_everything()
    as a milder alternative to"), which dropped the sole use only a few weeks
    after its introduction.
    
    Signed-off-by: Denis Mukhin <dmukhin@xxxxxxxx>
    Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
---
 xen/drivers/char/serial.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/xen/drivers/char/serial.c b/xen/drivers/char/serial.c
index bbbe758788..e3c3564089 100644
--- a/xen/drivers/char/serial.c
+++ b/xen/drivers/char/serial.c
@@ -15,9 +15,6 @@
 
 #include <asm/processor.h>
 
-/* Never drop characters, even if the async transmit buffer fills. */
-/* #define SERIAL_NEVER_DROP_CHARS 1 */
-
 unsigned int __ro_after_init serial_txbufsz = CONFIG_SERIAL_TX_BUFSIZE;
 size_param("serial_tx_buffer", serial_txbufsz);
 
--
generated by git-patchbot for /home/xen/git/xen.git#staging