181 |
related function. For example, when the loop back device is |
related function. For example, when the loop back device is |
182 |
trying to get a page for a buffer head, it uses this flag to |
trying to get a page for a buffer head, it uses this flag to |
183 |
make sure it will not perform some action that would result |
make sure it will not perform some action that would result |
184 |
in more IO |
in more IO. In fact, it appears this flag was introduced |
185 |
|
specifically to fix a loopback device deadlock |
186 |
|
|
187 |
\idn{GFP\_NOHIGHIO} This is only used in one place in |
\idn{GFP\_NOHIGHIO} This is only used in one place in |
188 |
\texttt{alloc\_bounce\_page} \ref{Sec: alloc_bounce_page} |
\texttt{alloc\_bounce\_page} \ref{Sec: alloc_bounce_page} |